diff --git a/Core/MigrationService.php b/Core/MigrationService.php
index e325653c..8b824a34 100644
--- a/Core/MigrationService.php
+++ b/Core/MigrationService.php
@@ -302,24 +302,32 @@ protected function getFullExceptionMessage(\Exception $e)
         $message = $e->getMessage();
         if (is_a($e, '\eZ\Publish\API\Repository\Exceptions\ContentTypeFieldDefinitionValidationException') ||
             is_a($e, '\eZ\Publish\API\Repository\Exceptions\ContentTypeFieldValidationException') ||
-            is_a($e, '\eZ\Publish\API\Repository\Exceptions\LimitationValidationException')
+            is_a($e, '\eZ\Publish\API\Repository\Exceptions\LimitationValidationException') ||
+            is_a($e, '\eZ\Publish\Core\Base\Exceptions\ContentFieldValidationException')
         ) {
             if (is_a($e, '\eZ\Publish\API\Repository\Exceptions\LimitationValidationException')) {
                 $errorsArray = $e->getLimitationErrors();
                 if ($errorsArray == null) {
                     return $message;
                 }
-                $errorsArray = array($errorsArray);
+            } else if (is_a($e, '\eZ\Publish\Core\Base\Exceptions\ContentFieldValidationException')) {
+                foreach ($e->getFieldErrors() as $limitationError) {
+                    // we get the 1st language
+                    $errorsArray[] = reset($limitationError);
+                }
             } else {
                 $errorsArray = $e->getFieldErrors();
             }
 
             foreach ($errorsArray as $errors) {
-
+                // sometimes error arrays are 2-level deep, sometimes 1...
+                if (!is_array($errors)) {
+                    $errors = array($errors);
+                }
                 foreach ($errors as $error) {
                     /// @todo find out what is the proper eZ way of getting a translated message for these errors
                     $translatableMessage = $error->getTranslatableMessage();
-                    if (is_a($e, 'eZ\Publish\API\Repository\Values\Translation\Plural')) {
+                    if (is_a($translatableMessage, '\eZ\Publish\API\Repository\Values\Translation\Plural')) {
                         $msgText = $translatableMessage->plural;
                     } else {
                         $msgText = $translatableMessage->message;
@@ -329,6 +337,11 @@ protected function getFullExceptionMessage(\Exception $e)
                 }
             }
         }
+
+        while (($e = $e->getPrevious()) != null) {
+            $message .= "\n" . $e->getMessage();
+        }
+
         return $message;
     }
 }
diff --git a/Core/ReferenceResolver/LocationResolver.php b/Core/ReferenceResolver/LocationResolver.php
index 24f7fe11..6ddb1a4b 100644
--- a/Core/ReferenceResolver/LocationResolver.php
+++ b/Core/ReferenceResolver/LocationResolver.php
@@ -12,7 +12,7 @@ class LocationResolver extends AbstractResolver
     /**
      * Defines the prefix for all reference identifier strings in definitions
      */
-    protected $referencePrefixes = array('location_remote_id:', 'location:');
+    protected $referencePrefixes = array('location:'/*, 'location_remote_id:'*/);
 
     protected $repository;
 
@@ -37,7 +37,7 @@ public function getReferenceValue($stringIdentifier)
         switch($ref['prefix']) {
             /// @deprecated !!!
             case 'location:':
-            case 'location_remote_id:':
+            //case 'location_remote_id:':
                 return $this->repository->getLocationService()->loadLocationByRemoteId($ref['identifier'])->id;
             //case 'location_id::':
             //    return $this->repository->getLocationService()->loadLocation($ref['identifier']);
diff --git a/WHATSNEW.md b/WHATSNEW.md
index 66bd405b..ed7464b6 100644
--- a/WHATSNEW.md
+++ b/WHATSNEW.md
@@ -1,3 +1,11 @@
+Version 2.5.1
+=============
+
+* Fix: bring back the support for resolving 'location:<remote_id>' tags as was done in version 1.X of the extension 
+
+* New: improve error messages pertaining to content creation/update 
+
+
 Version 2.5
 ===========