diff --git a/Classes/Controller/SlideController.php b/Classes/Controller/SlideController.php
index ec96e66..a476fd8 100644
--- a/Classes/Controller/SlideController.php
+++ b/Classes/Controller/SlideController.php
@@ -48,20 +48,23 @@ public function injectConfigurationManager(\TYPO3\CMS\Extbase\Configuration\Conf
     {
         $this->configurationManager = $configurationManager;
         $tsSettings = $this->configurationManager->getConfiguration(\TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface::CONFIGURATION_TYPE_FULL_TYPOSCRIPT);
-        $tsSettings		= $tsSettings['plugin.']['tx_fpfractionslider.']['settings.'];
-        $tsSettings_pi1 = $tsSettings['plugin.']['tx_fpfractionslider_pi1.']['settings.'];
-        if (is_array($tsSettings_pi1)) {
+        if (isset($tsSettings['plugin.']['tx_fpfractionslider.']['settings.']) && is_array($tsSettings['plugin.']['tx_fpfractionslider.']['settings.'])) {
+            $tsSettings = $tsSettings['plugin.']['tx_fpfractionslider.']['settings.'];
+        } else {
+            $tsSettings = [];
+        }
+        if (isset($tsSettings['plugin.']['tx_fpfractionslider_pi1.']['settings.']) && is_array($tsSettings['plugin.']['tx_fpfractionslider_pi1.']['settings.'])) {
+            $tsSettings_pi1 = $tsSettings['plugin.']['tx_fpfractionslider_pi1.']['settings.'];
         	$tsSettings = array_merge($tsSettings, $tsSettings_pi1);
         }
         $settings = $this->configurationManager->getConfiguration(\TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface::CONFIGURATION_TYPE_SETTINGS);
-        //var_dump($tsSettings);
         if (isset($settings['override']) && is_array($settings['override'])) {
             $overrides = $settings['override'];
             unset($settings['override']);
             //$settings = array_merge($tsSettings, $overrides);	// übernimmt auch leere Werte :-(
             if (is_array($tsSettings['fractionslider.'])) {
 	            foreach ($tsSettings['fractionslider.'] as $key => $value) {
-	                if (!($overrides['fractionslider'][$key] === '' || $overrides['fractionslider'][$key] === NULL || $overrides['fractionslider'][$key] == '-')) {
+	                if (isset($overrides['fractionslider'][$key]) && !($overrides['fractionslider'][$key] === '' || $overrides['fractionslider'][$key] === NULL || $overrides['fractionslider'][$key] == '-')) {
 	                    $settings['fractionslider'][$key] = $overrides['fractionslider'][$key];
 	                } else {
 	                    $settings['fractionslider'][$key] = $value;
@@ -70,7 +73,7 @@ public function injectConfigurationManager(\TYPO3\CMS\Extbase\Configuration\Conf
             }
             if (is_array($tsSettings['sliderpro.'])) {
 	            foreach ($tsSettings['sliderpro.'] as $key => $value) {
-	                if (!($overrides['sliderpro'][$key] === '' || $overrides['sliderpro'][$key] === NULL || $overrides['sliderpro'][$key] == '-')) {
+	                if (isset($overrides['sliderpro'][$key]) && !($overrides['sliderpro'][$key] === '' || $overrides['sliderpro'][$key] === NULL || $overrides['sliderpro'][$key] == '-')) {
 	                    $settings['sliderpro'][$key] = $overrides['sliderpro'][$key];
 	                } else {
 	                    $settings['sliderpro'][$key] = $value;
@@ -79,16 +82,16 @@ public function injectConfigurationManager(\TYPO3\CMS\Extbase\Configuration\Conf
             }
             if (is_array($tsSettings['sliderrevolution.'])) {
 	            foreach ($tsSettings['sliderrevolution.'] as $key => $value) {
-	                if (!($overrides['sliderrevolution'][$key] === '' || $overrides['sliderrevolution'][$key] === NULL || $overrides['sliderrevolution'][$key] == '-')) {
+	                if (isset($overrides['sliderrevolution'][$key]) && !($overrides['sliderrevolution'][$key] === '' || $overrides['sliderrevolution'][$key] === NULL || $overrides['sliderrevolution'][$key] == '-')) {
 	                    $settings['sliderrevolution'][$key] = $overrides['sliderrevolution'][$key];
 	                } else {
 	                    $settings['sliderrevolution'][$key] = $value;
 	                }
 	            }
             }
-            if (is_array($tsSettings['more.'])) {
+            if (isset($tsSettings['more.']) && is_array($tsSettings['more.'])) {
 	            foreach ($tsSettings['more.'] as $key => $value) {
-	                if ($overrides['more'][$key]) {
+	                if (isset($overrides['more'][$key])) {
 	                    $settings['more'][$key] = $overrides['more'][$key];
 	                } else {
 	                    $settings['more'][$key] = $value;
diff --git a/Classes/Hooks/PageLayoutView.php b/Classes/Hooks/PageLayoutView.php
index 6f2b844..95db416 100644
--- a/Classes/Hooks/PageLayoutView.php
+++ b/Classes/Hooks/PageLayoutView.php
@@ -185,7 +185,8 @@ public function getExtensionSummary(array $params) {
             				$limit
             		];
             	}
-        		if (is_array($GLOBALS['TYPO3_CONF_VARS']['EXT']['fp_fractionslider']['Fixpunkt\\FpFractionslider\\Hooks\\PageLayoutView']['extensionSummary'])) {
+        		if (isset($GLOBALS['TYPO3_CONF_VARS']['EXT']['fp_fractionslider']['Fixpunkt\\FpFractionslider\\Hooks\\PageLayoutView']['extensionSummary']) &&
+                    is_array($GLOBALS['TYPO3_CONF_VARS']['EXT']['fp_fractionslider']['Fixpunkt\\FpFractionslider\\Hooks\\PageLayoutView']['extensionSummary'])) {
                     $params = [
                         'action' => $actionTranslationKey
                     ];
diff --git a/Documentation/ChangeLog/Index.rst b/Documentation/ChangeLog/Index.rst
index d48e9a3..9a0eca9 100644
--- a/Documentation/ChangeLog/Index.rst
+++ b/Documentation/ChangeLog/Index.rst
@@ -44,4 +44,5 @@ Version     Changes
 1.2.1       Version for TYPO3 10 and 11.
 1.3.0       Replacement of the Viewhelper re:addPublicResources. It is now deprecated.
             Use f:asset.css or f:asset.script instead.
+1.3.2       PHP 8 bugfix.
 ==========  =======================================================================================
diff --git a/README.md b/README.md
index 6f97416..fec887b 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# fp_fractionslider v.1.3.1
+# fp_fractionslider v.1.3.2
 
 Professional Slider-PlugIn for TYPO3
 
@@ -8,5 +8,7 @@ Note: this extension does not include the JavaScript plugins. You must download
 You find the manual (with links to demo pages) at typo3.org:
 https://docs.typo3.org/typo3cms/extensions/fp_fractionslider/
 
-Last change: now for TYPO3 10 and 11.
-Replacement of the Viewhelper re:addPublicResources. It is now deprecated. Use f:asset.css or f:asset.script instead.
\ No newline at end of file
+Last changes:
+- Now for TYPO3 10 and 11.
+- Replacement of the Viewhelper re:addPublicResources. It is now deprecated. Use f:asset.css or f:asset.script instead.
+- PHP 8 bugfix.
\ No newline at end of file
diff --git a/ext_emconf.php b/ext_emconf.php
index c7ff3c0..4528982 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -19,7 +19,7 @@
   'state' => 'stable',
   'createDirs' => '',
   'clearCacheOnLoad' => 0,
-  'version' => '1.3.1',
+  'version' => '1.3.2',
   'constraints' => [
     'depends' => [
       'typo3' => '10.4.6-11.5.99',