diff --git a/ProcessMaker/Exception/ConfigurationException.php b/ProcessMaker/Exception/ConfigurationException.php
new file mode 100644
index 0000000000..bc8bcc7024
--- /dev/null
+++ b/ProcessMaker/Exception/ConfigurationException.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace ProcessMaker\Exception;
+
+use Exception;
+use ProcessMaker\Models\ProcessRequestToken;
+
+class ConfigurationException extends Exception
+{
+    public function __construct($message)
+    {
+        if (config('app.configuration_debug_mode')) {
+            throw new Exception($message);
+        } else {
+            parent::__construct($message);
+        }
+    }
+
+    public function getMessageForData(ProcessRequestToken $token)
+    {
+        $message = $token->element_name . ' (' . $token->element_id . '): ' . $this->getMessage();
+
+        return [
+            '_configuration_error_' . $token->element_id => $message,
+        ];
+    }
+}
diff --git a/ProcessMaker/Jobs/ErrorHandling.php b/ProcessMaker/Jobs/ErrorHandling.php
index 7343c6452f..f33d994c32 100644
--- a/ProcessMaker/Jobs/ErrorHandling.php
+++ b/ProcessMaker/Jobs/ErrorHandling.php
@@ -43,13 +43,16 @@ public function __construct(
     public function handleRetries($job, $exception)
     {
         $message = $exception->getMessage();
+        $finalAttempt = true;
 
         if ($this->retryAttempts() > 0) {
             if ($job->attemptNum <= $this->retryAttempts()) {
                 Log::info('Retry the job process. Attempt ' . $job->attemptNum . ' of ' . $this->retryAttempts() . ', Wait time: ' . $this->retryWaitTime());
                 $this->requeue($job);
 
-                return $message;
+                $finalAttempt = false;
+
+                return [$message, $finalAttempt];
             }
 
             $message = __('Job failed after :attempts total attempts', ['attempts' => $job->attemptNum]) . "\n" . $message;
@@ -59,20 +62,26 @@ public function handleRetries($job, $exception)
             $this->sendExecutionErrorNotification($message);
         }
 
-        return $message;
+        return [$message, $finalAttempt];
     }
 
     private function requeue($job)
     {
         $class = get_class($job);
-        $newJob = new $class(
-            Process::findOrFail($job->definitionsId),
-            ProcessRequest::findOrFail($job->instanceId),
-            ProcessRequestToken::findOrFail($job->tokenId),
-            $job->data,
-            $job->attemptNum + 1
-        );
+        if ($job instanceof RunNayraServiceTask) {
+            $newJob = new RunNayraServiceTask($this->processRequestToken);
+            $newJob->attemptNum = $job->attemptNum + 1;
+        } else {
+            $newJob = new $class(
+                Process::findOrFail($job->definitionsId),
+                ProcessRequest::findOrFail($job->instanceId),
+                ProcessRequestToken::findOrFail($job->tokenId),
+                $job->data,
+                $job->attemptNum + 1
+            );
+        }
         $newJob->delay($this->retryWaitTime());
+        $newJob->onQueue('bpmn');
         dispatch($newJob);
     }
 
diff --git a/ProcessMaker/Jobs/RunNayraScriptTask.php b/ProcessMaker/Jobs/RunNayraScriptTask.php
index 3e9ed525f7..0384072a7c 100644
--- a/ProcessMaker/Jobs/RunNayraScriptTask.php
+++ b/ProcessMaker/Jobs/RunNayraScriptTask.php
@@ -8,6 +8,7 @@
 use Illuminate\Queue\InteractsWithQueue;
 use Illuminate\Queue\SerializesModels;
 use Illuminate\Support\Facades\Log;
+use ProcessMaker\Exception\ConfigurationException;
 use ProcessMaker\Exception\ScriptException;
 use ProcessMaker\Facades\WorkflowManager;
 use ProcessMaker\Managers\DataManager;
@@ -78,7 +79,7 @@ public function handle()
             if (empty($scriptRef)) {
                 $code = $element->getScript();
                 if (empty($code)) {
-                    throw new ScriptException(__('No code or script assigned to ":name"', ['name' => $element->getName()]));
+                    throw new ConfigurationException(__('No code or script assigned to ":name"', ['name' => $element->getName()]));
                 }
                 $language = Script::scriptFormat2Language($element->getProperty('scriptFormat', 'application/x-php'));
                 $script = new Script([
@@ -88,7 +89,11 @@ public function handle()
                     'script_executor_id' => ScriptExecutor::initialExecutor($language)->id,
                 ]);
             } else {
-                $script = Script::findOrFail($scriptRef)->versionFor($instance);
+                $script = Script::find($scriptRef);
+                if (!$script) {
+                    throw new ConfigurationException(__('Script ":id" not found', ['id' => $scriptRef]));
+                }
+                $script = $script->versionFor($instance);
             }
 
             $dataManager = new DataManager();
@@ -97,6 +102,9 @@ public function handle()
 
             // Dispatch complete task action
             WorkflowManager::completeTask($processModel, $instance, $token, $response['output']);
+        } catch (ConfigurationException $exception) {
+            $output = $exception->getMessageForData($token);
+            WorkflowManager::completeTask($processModel, $instance, $token, $output);
         } catch (Throwable $exception) {
             Log::error('Script failed: ' . $scriptRef . ' - ' . $exception->getMessage());
             Log::error($exception->getTraceAsString());
diff --git a/ProcessMaker/Jobs/RunNayraServiceTask.php b/ProcessMaker/Jobs/RunNayraServiceTask.php
index bc72724654..49f793d99c 100644
--- a/ProcessMaker/Jobs/RunNayraServiceTask.php
+++ b/ProcessMaker/Jobs/RunNayraServiceTask.php
@@ -20,8 +20,8 @@ class RunNayraServiceTask implements ShouldQueue
 
     public $tokenId;
 
-    public $userId;
-
+    public $attemptNum = 1;
+    
     /**
      * Create a new job instance.
      *
@@ -48,6 +48,6 @@ public function handle()
         $token->setInstance($instance);
 
         // Run service task
-        WorkflowManager::handleServiceTask($token);
+        WorkflowManager::handleServiceTask($token, $this);
     }
 }
diff --git a/ProcessMaker/Jobs/RunScriptTask.php b/ProcessMaker/Jobs/RunScriptTask.php
index 55f86eb244..53aed881ac 100644
--- a/ProcessMaker/Jobs/RunScriptTask.php
+++ b/ProcessMaker/Jobs/RunScriptTask.php
@@ -3,7 +3,9 @@
 namespace ProcessMaker\Jobs;
 
 use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Illuminate\Support\Facades\Log;
+use ProcessMaker\Exception\ConfigurationException;
 use ProcessMaker\Exception\ScriptException;
 use ProcessMaker\Facades\WorkflowManager;
 use ProcessMaker\Managers\DataManager;
@@ -70,7 +72,7 @@ public function action(ProcessRequestToken $token = null, ScriptTaskInterface $e
             if (empty($scriptRef)) {
                 $code = $element->getScript();
                 if (empty($code)) {
-                    throw new ScriptException(__('No code or script assigned to ":name"', ['name' => $element->getName()]));
+                    throw new ConfigurationException(__('No code or script assigned to ":name"', ['name' => $element->getName()]));
                 }
                 $language = Script::scriptFormat2Language($element->getProperty('scriptFormat', 'application/x-php'));
                 $script = new Script([
@@ -80,7 +82,11 @@ public function action(ProcessRequestToken $token = null, ScriptTaskInterface $e
                     'script_executor_id' => ScriptExecutor::initialExecutor($language)->id,
                 ]);
             } else {
-                $script = Script::findOrFail($scriptRef)->versionFor($instance);
+                $script = Script::find($scriptRef);
+                if (!$script) {
+                    throw new ConfigurationException(__('Script ":id" not found', ['id' => $scriptRef]));
+                }
+                $script = $script->versionFor($instance);
             }
 
             $errorHandling = new ErrorHandling($element, $token);
@@ -91,29 +97,19 @@ public function action(ProcessRequestToken $token = null, ScriptTaskInterface $e
             $data = $dataManager->getData($token);
             $response = $script->runScript($data, $configuration, $token->getId(), $errorHandling->timeout());
 
-            $this->withUpdatedContext(function ($engine, $instance, $element, $processModel, $token) use ($response) {
-                // Exit if the task was completed or closed
-                if (!$token || !$element) {
-                    return;
-                }
-                // Update data
-                if (is_array($response['output'])) {
-                    // Validate data
-                    WorkflowManager::validateData($response['output'], $processModel, $element);
-                    $dataManager = new DataManager();
-                    $dataManager->updateData($token, $response['output']);
-                    $engine->runToNextState();
-                }
-                $element->complete($token);
-                $this->engine = $engine;
-                $this->instance = $instance;
-            });
+            $this->updateData($response);
+        } catch (ConfigurationException $exception) {
+            $this->unlock();
+            $this->updateData(['output' => $exception->getMessageForData($token)]);
         } catch (Throwable $exception) {
-            $token->setStatus(ScriptTaskInterface::TOKEN_STATE_FAILING);
-
             $message = $exception->getMessage();
+            $finalAttempt = true;
             if ($errorHandling) {
-                $message = $errorHandling->handleRetries($this, $exception);
+                [$message, $finalAttempt] = $errorHandling->handleRetries($this, $exception);
+            }
+
+            if ($finalAttempt) {
+                $token->setStatus(ScriptTaskInterface::TOKEN_STATE_FAILING);
             }
 
             $error = $element->getRepository()->createError();
@@ -129,6 +125,27 @@ public function action(ProcessRequestToken $token = null, ScriptTaskInterface $e
         }
     }
 
+    private function updateData($response)
+    {
+        $this->withUpdatedContext(function ($engine, $instance, $element, $processModel, $token) use ($response) {
+            // Exit if the task was completed or closed
+            if (!$token || !$element) {
+                return;
+            }
+            // Update data
+            if (is_array($response['output'])) {
+                // Validate data
+                WorkflowManager::validateData($response['output'], $processModel, $element);
+                $dataManager = new DataManager();
+                $dataManager->updateData($token, $response['output']);
+                $engine->runToNextState();
+            }
+            $element->complete($token);
+            $this->engine = $engine;
+            $this->instance = $instance;
+        });
+    }
+
     /**
      * When Job fails
      */
diff --git a/ProcessMaker/Jobs/RunServiceTask.php b/ProcessMaker/Jobs/RunServiceTask.php
index 72ce729918..703ee4f777 100644
--- a/ProcessMaker/Jobs/RunServiceTask.php
+++ b/ProcessMaker/Jobs/RunServiceTask.php
@@ -4,6 +4,7 @@
 
 use Illuminate\Contracts\Queue\ShouldQueue;
 use Illuminate\Support\Facades\Log;
+use ProcessMaker\Exception\ConfigurationException;
 use ProcessMaker\Exception\ScriptException;
 use ProcessMaker\Facades\WorkflowManager;
 use ProcessMaker\Managers\DataManager;
@@ -73,6 +74,7 @@ public function action(ProcessRequestToken $token = null, ServiceTaskInterface $
         if ($configuration === null) {
             $configuration = [];
         }
+        $errorHandling = null;
         try {
             if (empty($implementation)) {
                 throw new ScriptException('Service task implementation not defined');
@@ -104,28 +106,20 @@ public function action(ProcessRequestToken $token = null, ServiceTaskInterface $
             } else {
                 $response = $script->runScript($data, $configuration, $token->getId(), $errorHandling->timeout());
             }
-            $this->withUpdatedContext(function ($engine, $instance, $element, $processModel, $token) use ($response) {
-                // Exit if the task was completed or closed
-                if (!$token || !$element) {
-                    return;
-                }
-                // Update data
-                if (is_array($response['output'])) {
-                    // Validate data
-                    WorkflowManager::validateData($response['output'], $processModel, $element);
-                    $dataManager = new DataManager();
-                    $dataManager->updateData($token, $response['output']);
-                    $engine->runToNextState();
-                }
-                $element->complete($token);
-                $this->engine = $engine;
-                $this->instance = $instance;
-            });
+            $this->updateData($response);
+        } catch (ConfigurationException $exception) {
+            $this->unlock();
+            $this->updateData(['output' => $exception->getMessageForData($token)]);
         } catch (Throwable $exception) {
-            // Change to error status
-            $token->setStatus(ServiceTaskInterface::TOKEN_STATE_FAILING);
+            $finalAttempt = true;
+            if ($errorHandling) {
+                [$message, $finalAttempt] = $errorHandling->handleRetries($this, $exception);
+            }
 
-            $message = $errorHandling->handleRetries($this, $exception);
+            if ($finalAttempt) {
+                // Change to error status
+                $token->setStatus(ServiceTaskInterface::TOKEN_STATE_FAILING);
+            }
 
             $error = $element->getRepository()->createError();
             $error->setName($message);
@@ -140,6 +134,27 @@ public function action(ProcessRequestToken $token = null, ServiceTaskInterface $
         }
     }
 
+    private function updateData($response)
+    {
+        $this->withUpdatedContext(function ($engine, $instance, $element, $processModel, $token) use ($response) {
+            // Exit if the task was completed or closed
+            if (!$token || !$element) {
+                return;
+            }
+            // Update data
+            if (is_array($response['output'])) {
+                // Validate data
+                WorkflowManager::validateData($response['output'], $processModel, $element);
+                $dataManager = new DataManager();
+                $dataManager->updateData($token, $response['output']);
+                $engine->runToNextState();
+            }
+            $element->complete($token);
+            $this->engine = $engine;
+            $this->instance = $instance;
+        });
+    }
+
     /**
      * When Job fails
      */
diff --git a/ProcessMaker/Models/Script.php b/ProcessMaker/Models/Script.php
index dbd291e2bc..b0ab5c9977 100644
--- a/ProcessMaker/Models/Script.php
+++ b/ProcessMaker/Models/Script.php
@@ -4,6 +4,7 @@
 
 use Illuminate\Validation\Rule;
 use ProcessMaker\Contracts\ScriptInterface;
+use ProcessMaker\Exception\ConfigurationException;
 use ProcessMaker\Exception\ScriptLanguageNotSupported;
 use ProcessMaker\Models\ScriptCategory;
 use ProcessMaker\Models\User;
@@ -140,7 +141,7 @@ public function runScript(array $data, array $config, $tokenId = '', $timeout =
         $runner->setTokenId($tokenId);
         $user = User::find($this->run_as_user_id);
         if (!$user) {
-            throw new \RuntimeException('A user is required to run scripts');
+            throw new ConfigurationException('A user is required to run scripts');
         }
 
         return $runner->run($this->code, $data, $config, $timeout, $user);
diff --git a/ProcessMaker/Nayra/Managers/WorkflowManagerRabbitMq.php b/ProcessMaker/Nayra/Managers/WorkflowManagerRabbitMq.php
index 0de9bfe68a..28371e3a6a 100644
--- a/ProcessMaker/Nayra/Managers/WorkflowManagerRabbitMq.php
+++ b/ProcessMaker/Nayra/Managers/WorkflowManagerRabbitMq.php
@@ -6,10 +6,12 @@
 use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\Log;
 use ProcessMaker\Contracts\WorkflowManagerInterface;
+use ProcessMaker\Exception\ConfigurationException;
 use ProcessMaker\Exception\ScriptException;
 use ProcessMaker\Facades\MessageBrokerService;
 use ProcessMaker\Facades\WorkflowManager;
 use ProcessMaker\GenerateAccessToken;
+use ProcessMaker\Jobs\ErrorHandling;
 use ProcessMaker\Jobs\RunNayraServiceTask;
 use ProcessMaker\Managers\DataManager;
 use ProcessMaker\Managers\SignalManager;
@@ -272,7 +274,7 @@ public function runServiceTask(ServiceTaskInterface $serviceTask, TokenInterface
      *
      * @param ProcessRequestToken $token
      */
-    public function handleServiceTask(ProcessRequestToken $token)
+    public function handleServiceTask(ProcessRequestToken $token, RunNayraServiceTask $job)
     {
         // Get complementary information
         $element = $token->getDefinition(true);
@@ -290,7 +292,6 @@ public function handleServiceTask(ProcessRequestToken $token)
         // Get service task configuration
         $implementation = $element->getImplementation();
         $configuration = json_decode($element->getProperty('config'), true);
-        $errorHandling = json_decode($element->getProperty('errorHandling'), true);
 
         // Check to see if we've failed parsing.  If so, let's convert to empty array.
         if ($configuration === null) {
@@ -310,6 +311,10 @@ public function handleServiceTask(ProcessRequestToken $token)
                 throw new ScriptException('Service task not implemented: ' . $implementation);
             }
 
+            // Parse config
+            $errorHandling = new ErrorHandling($element, $token);
+            $errorHandling->setDefaultsFromDataSourceConfig($configuration);
+
             // Get data
             $dataManager = new DataManager();
             $data = $dataManager->getData($token);
@@ -317,10 +322,10 @@ public function handleServiceTask(ProcessRequestToken $token)
             // Run implementation/script
             if ($existsImpl) {
                 $response = [
-                    'output' => WorkflowManager::runServiceImplementation($implementation, $data, $configuration, $token->getId(), $errorHandling),
+                    'output' => WorkflowManager::runServiceImplementation($implementation, $data, $configuration, $token->getId(), $errorHandling->timeout()),
                 ];
             } else {
-                $response = $script->runScript($data, $configuration, $token->getId(), $errorHandling);
+                $response = $script->runScript($data, $configuration, $token->getId(), $errorHandling->timeout());
             }
 
             // Update data
@@ -332,28 +337,59 @@ public function handleServiceTask(ProcessRequestToken $token)
             }
 
             // Dispatch complete task action
-            $this->dispatchAction([
-                'bpmn' => $version,
-                'action' => self::ACTION_COMPLETE_TASK,
-                'params' => [
-                    'request_id' => $token->process_request_id,
-                    'token_id' => $token->uuid,
-                    'element_id' => $token->element_id,
-                    'data' => $response['output'],
-                ],
-                'state' => $state,
-                'session' => [
-                    'user_id' => $userId,
-                ],
-            ]);
+            $this->dispatchActionForServiceTask($version, $token, $response, $state, $userId);
+        } catch (ConfigurationException $exception) {
+            // If Task failed because of configuration error: Complete the task with the error message
+            $response = [
+                'output' => $exception->getMessageForData($token),
+            ];
+            $this->dispatchActionForServiceTask($version, $token, $response, $state, $userId);
+
         } catch (Throwable $exception) {
+
+            $thisWasFinalAttempt = true;
+            if (isset($errorHandling)) {
+                $thisWasFinalAttempt = ($errorHandling->retryAttempts() === 0) || ($job->attemptNum >= $errorHandling->retryAttempts());
+                $message = $errorHandling->handleRetries($job, $exception);
+
+                $error = $element->getRepository()->createError();
+                $error->setName($message);
+
+                $token->setProperty('error', $error);
+                $exceptionClass = get_class($exception);
+                $modifiedException = new $exceptionClass($message);
+                $token->logError($modifiedException, $element);
+            }
+
             // Log message errors
             Log::info('Service task failed: ' . $implementation . ' - ' . $exception->getMessage());
             Log::error($exception->getTraceAsString());
-            $this->taskFailed($instance, $token, $exception->getMessage());
+
+            if ($thisWasFinalAttempt) {
+                // When the last 
+                $this->taskFailed($instance, $token, $exception->getMessage());
+            }
         }
     }
 
+    private function dispatchActionForServiceTask($version, $token, $response, $state, $userId)
+    {
+        $this->dispatchAction([
+            'bpmn' => $version,
+            'action' => self::ACTION_COMPLETE_TASK,
+            'params' => [
+                'request_id' => $token->process_request_id,
+                'token_id' => $token->uuid,
+                'element_id' => $token->element_id,
+                'data' => $response['output'],
+            ],
+            'state' => $state,
+            'session' => [
+                'user_id' => $userId,
+            ],
+        ]);
+    }
+
     /**
      * Trigger a boundary event
      *
@@ -518,7 +554,7 @@ public function throwSignalEventRequest(ProcessRequest $request, $signalRef, arr
     private function serializeState(ProcessRequest $instance)
     {
         if ($instance->collaboration) {
-            $requests = $instance->collaboration->requests()->where('status', 'ACTIVE')->get();
+            $requests = $instance->collaboration->requests()->whereIn('status', ['ACTIVE', 'ERROR'])->get();
         } else {
             $requests = collect([$instance]);
         }
diff --git a/ProcessMaker/Traits/MakeHttpRequests.php b/ProcessMaker/Traits/MakeHttpRequests.php
index dec3c38140..6253a4434f 100644
--- a/ProcessMaker/Traits/MakeHttpRequests.php
+++ b/ProcessMaker/Traits/MakeHttpRequests.php
@@ -11,6 +11,7 @@
 use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Log;
 use Mustache_Engine;
+use ProcessMaker\Exception\ConfigurationException;
 use ProcessMaker\Exception\HttpInvalidArgumentException;
 use ProcessMaker\Exception\HttpResponseException;
 use ProcessMaker\Helpers\StringHelper;
@@ -181,6 +182,9 @@ private function evalMustache($expression, array $data)
     private function prepareRequestWithOutboundConfig(array $requestData, array &$config)
     {
         $outboundConfig = $config['outboundConfig'] ?? [];
+        if (!array_key_exists($config['endpoint'], $this->endpoints)) {
+            throw new ConfigurationException("Endpoint '{$config['endpoint']}' not found");
+        }
         $endpoint = $this->endpoints[$config['endpoint']];
         $this->verifySsl = array_key_exists('verify_certificate', $this->credentials)
             ? $this->credentials['verify_certificate']
diff --git a/config/app.php b/config/app.php
index 59e9202cb9..bcf30fa5aa 100644
--- a/config/app.php
+++ b/config/app.php
@@ -115,6 +115,9 @@
     // Message broker driver to use in Workflow Manager
     'message_broker_driver' => env('MESSAGE_BROKER_DRIVER', 'default'),
 
+    // When true, halt process execution if certain configuration settings are missing
+    'configuration_debug_mode' => env('CONFIGURATION_DEBUG_MODE', false),
+
     // Global app settings
     'settings' => [
 
diff --git a/tests/Fixtures/script_without_settings.bpmn b/tests/Fixtures/script_without_settings.bpmn
new file mode 100644
index 0000000000..5a6ae4ba4e
--- /dev/null
+++ b/tests/Fixtures/script_without_settings.bpmn
@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:pm="http://processmaker.com/BPMN/2.0/Schema.xsd" xmlns:tns="http://sourceforge.net/bpmn/definitions/_1530553328908" xmlns:xsd="http://www.w3.org/2001/XMLSchema" targetNamespace="http://bpmn.io/schema/bpmn" exporter="ProcessMaker Modeler" exporterVersion="1.0" xsi:schemaLocation="http://www.omg.org/spec/BPMN/20100524/MODEL http://bpmn.sourceforge.net/schemas/BPMN20.xsd">
+  <bpmn:process id="ProcessId" name="ProcessName" isExecutable="true">
+    <bpmn:startEvent id="node_1" name="Start Event" pm:allowInterstitial="false" pm:config="{&#34;web_entry&#34;:null}">
+      <bpmn:outgoing>node_18</bpmn:outgoing>
+    </bpmn:startEvent>
+    <bpmn:scriptTask id="node_2" name="Script Task" pm:scriptRef="[script_id]">
+      <bpmn:incoming>node_18</bpmn:incoming>
+      <bpmn:outgoing>node_26</bpmn:outgoing>
+    </bpmn:scriptTask>
+    <bpmn:task id="node_5" name="Form Task" pm:screenRef="13" pm:allowInterstitial="false" pm:assignment="requester" pm:assignmentLock="false" pm:allowReassignment="false" pm:config="{&#34;reactions&#34;:false,&#34;voting&#34;:false,&#34;edit_comments&#34;:false,&#34;remove_comments&#34;:false,&#34;web_entry&#34;:null,&#34;email_notifications&#34;:{&#34;notifications&#34;:[]}}">
+      <bpmn:incoming>node_26</bpmn:incoming>
+      <bpmn:outgoing>node_28</bpmn:outgoing>
+    </bpmn:task>
+    <bpmn:endEvent id="node_13" name="End Event">
+      <bpmn:incoming>node_28</bpmn:incoming>
+    </bpmn:endEvent>
+    <bpmn:sequenceFlow id="node_18" sourceRef="node_1" targetRef="node_2" />
+    <bpmn:sequenceFlow id="node_26" sourceRef="node_2" targetRef="node_5" />
+    <bpmn:sequenceFlow id="node_28" sourceRef="node_5" targetRef="node_13" />
+  </bpmn:process>
+  <bpmndi:BPMNDiagram id="BPMNDiagramId">
+    <bpmndi:BPMNPlane id="BPMNPlaneId" bpmnElement="ProcessId">
+      <bpmndi:BPMNShape id="node_1_di" bpmnElement="node_1">
+        <dc:Bounds x="157" y="118" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="node_2_di" bpmnElement="node_2">
+        <dc:Bounds x="295" y="111" width="116" height="76" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="node_5_di" bpmnElement="node_5">
+        <dc:Bounds x="492" y="120" width="116" height="76" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="node_13_di" bpmnElement="node_13">
+        <dc:Bounds x="677" y="148" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="node_18_di" bpmnElement="node_18">
+        <di:waypoint x="175" y="136" />
+        <di:waypoint x="353" y="149" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="node_26_di" bpmnElement="node_26">
+        <di:waypoint x="353" y="149" />
+        <di:waypoint x="550" y="158" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="node_28_di" bpmnElement="node_28">
+        <di:waypoint x="550" y="158" />
+        <di:waypoint x="695" y="166" />
+      </bpmndi:BPMNEdge>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>
\ No newline at end of file
diff --git a/tests/Jobs/RunScriptTaskTest.php b/tests/Jobs/RunScriptTaskTest.php
new file mode 100644
index 0000000000..13af24569f
--- /dev/null
+++ b/tests/Jobs/RunScriptTaskTest.php
@@ -0,0 +1,93 @@
+<?php
+
+namespace Tests\Jobs;
+
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Queue;
+use Mockery;
+use ProcessMaker\Facades\WorkflowManager;
+use ProcessMaker\Jobs\ErrorHandling;
+use ProcessMaker\Jobs\RunNayraScriptTask;
+use ProcessMaker\Jobs\RunScriptTask;
+use ProcessMaker\Models\Process;
+use ProcessMaker\Models\ProcessRequest;
+use ProcessMaker\Models\ProcessRequestToken;
+use ProcessMaker\Models\Script;
+use ProcessMaker\Models\User;
+use Tests\TestCase;
+
+class RunScriptTaskTest extends TestCase
+{
+    /**
+     * @dataProvider jobTypes
+     */
+    public function testScriptNotSet($class)
+    {
+        $request = $this->runJob($class, '');
+
+        $this->assertEmpty($request->errors);
+        $this->assertEquals('my node (node_2): No code or script assigned to "Script Task"', $request->data['_configuration_error_node_2']);
+    }
+
+    /**
+     * @dataProvider jobTypes
+     */
+    public function testScriptNotFound($class)
+    {
+        $request = $this->runJob($class, 12345);
+
+        $this->assertEmpty($request->errors);
+        $this->assertEquals('my node (node_2): Script "12345" not found', $request->data['_configuration_error_node_2']);
+    }
+
+    /**
+     * @dataProvider jobTypes
+     */
+    public function testRunAsUserNotFound($class)
+    {
+        $script = Script::factory()->create(['run_as_user_id' => null]);
+        $request = $this->runJob($class, $script->id);
+
+        $this->assertEmpty($request->errors);
+        $this->assertEquals('my node (node_2): A user is required to run scripts', $request->data['_configuration_error_node_2']);
+    }
+
+    private function runJob($class, $scriptId)
+    {
+        $user = User::factory()->create();
+        Auth::login($user);
+        $bpmn = file_get_contents(__DIR__ . '/../Fixtures/script_without_settings.bpmn');
+        $bpmn = str_replace('[script_id]', $scriptId, $bpmn);
+        $process = Process::factory()->create([
+            'bpmn' => $bpmn,
+        ]);
+        $process->manager_id = $user->id;
+        $process->save();
+
+        $request = ProcessRequest::factory()->create([
+            'process_id' => $process->id,
+        ]);
+        $token = ProcessRequestToken::factory()->create([
+            'process_request_id' => $request->id,
+            'element_id' => 'node_2',
+            'element_name' => 'my node',
+            'status' => 'ACTIVE',
+        ]);
+
+        if ($class === RunScriptTask::class) {
+            $class::dispatch($process, $request, $token, []);
+        } else {
+            $class::dispatch($token);
+        }
+
+        return $request->refresh();
+    }
+
+    public function jobTypes()
+    {
+        return [
+            [RunScriptTask::class],
+            [RunNayraScriptTask::class],
+        ];
+    }
+}