Wenn man einen eingefügten Block wieder löscht und einen Reload im Browser macht kommt ein whoops

[tyrant88]

AssertionError thrown with message "assert(isset($sliceId) && is_int($sliceId))"

Stacktrace: #15 AssertionError in D:\weblocal\lus\src\addons\structure\plugins\content\pages\content.edit.php:6 #14 assert in D:\weblocal\lus\src\addons\structure\plugins\content\pages\content.edit.php:6 #13 require in D:\weblocal\lus\src\core\lib\packages\package.php:285 #12 rex_package:includeFile in D:\weblocal\lus\src\core\lib\be\controller.php:485 #11 rex_be_controller:{closure} in D:\weblocal\lus\src\core\lib\util\timer.php:57 #10 rex_timer:measure in D:\weblocal\lus\src\core\lib\be\controller.php:486 #9 rex_be_controller:includePath in D:\weblocal\lus\src\core\lib\be\controller.php:432 #8 rex_be_controller:includeCurrentPageSubPath in D:\weblocal\lus\src\addons\structure\plugins\content\pages\content.php:432 #7 require in D:\weblocal\lus\src\core\lib\packages\package.php:285 #6 rex_package:includeFile in D:\weblocal\lus\src\core\lib\be\controller.php:485 #5 rex_be_controller:{closure} in D:\weblocal\lus\src\core\lib\util\timer.php:57 #4 rex_timer:measure in D:\weblocal\lus\src\core\lib\be\controller.php:486 #3 rex_be_controller:includePath in D:\weblocal\lus\src\core\lib\be\controller.php:415 #2 rex_be_controller:includeCurrentPage in D:\weblocal\lus\src\core\backend.php:238 #1 require in D:\weblocal\lus\src\core\boot.php:143 #0 require in D:\weblocal\lus\public\redaxo\index.php:12