Index: typo3/sysext/cms/tslib/class.tslib_content.php
===================================================================
--- typo3/sysext/cms/tslib/class.tslib_content.php	(revision 9818)
+++ typo3/sysext/cms/tslib/class.tslib_content.php	(working copy)
@@ -392,7 +392,10 @@
 				$hookObject = t3lib_div::getUserObj($classData);
 
 				if(!($hookObject instanceof tslib_content_stdWrapHook)) {
-					throw new UnexpectedValueException('$hookObject must implement interface tslib_content_stdWrapHook', 1195043965);
+					throw new UnexpectedValueException(
+						$classData . ' implement interface tslib_content_stdWrapHook',
+						1195043965
+					);
 				}
 
 				$this->stdWrapHookObjects[] = $hookObject;
@@ -404,7 +407,10 @@
 				$postInitializationProcessor = t3lib_div::getUserObj($classData);
 
 				if(!($postInitializationProcessor instanceof tslib_content_PostInitHook)) {
-					throw new UnexpectedValueException('$postInitializationProcessor must implement interface tslib_content_PostInitHook', 1274563549);
+					throw new UnexpectedValueException(
+						$classData . ' must implement interface tslib_content_PostInitHook',
+						1274563549
+					);
 				}
 
 				$postInitializationProcessor->postProcessContentObjectInitialization($this);