bug #3219 Fixed a bug related to actions of entities without permissi…

…on (javiereguiluz)

This PR was merged into the 3.0.x-dev branch.

Discussion
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Fixed a bug related to actions of entities without permission

This fixes #3212.

Commits
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f874f18 Fixed a bug related to actions of entities without permission

src/Factory/ActionFactory.php

@@ -126,8 +126,8 @@ private function generateActionUrl(string $currentAction, Request $request, Acti
 
         if (null !== $routeName = $actionDto->getRouteName()) {
             $routeParameters = $actionDto->getRouteParameters();
-            if (\is_callable($routeParameters)) {
-                $routeParameters = $routeParameters($entityDto->getInstance());
+            if (\is_callable($routeParameters) && null !== $entityInstance = $entityDto->getInstance()) {
+                $routeParameters = $routeParameters($entityInstance);
             }
 
             return $this->urlGenerator->generate($routeName, $routeParameters);