BUG 7142 unable to reassign task to ad-hoc user via web-services function

This issue was fixed, it was asking if it has right in an array that returned a true value when it was false

workflow/engine/classes/class.wsBase.php

@@ -1884,7 +1884,7 @@ class wsBase
       $tasUid = $aRow['TAS_UID'];
       $derivation = new Derivation ();
       $userList   = $derivation->getAllUsersFromAnyTask( $tasUid );
-      if ( ! in_array ( $userIdTarget, $userList ) ) {
+      if ( in_array ( $userIdTarget, $userList ) ) {
         $result = new wsResponse (34, "The target user does not have rights to execute the task " );
         return $result;
       }