diff --git a/htdocs/comm/action/class/cactioncomm.class.php b/htdocs/comm/action/class/cactioncomm.class.php
index 393497721c2..ba506ad90f8 100644
--- a/htdocs/comm/action/class/cactioncomm.class.php
+++ b/htdocs/comm/action/class/cactioncomm.class.php
@@ -151,6 +151,7 @@ class CActionComm {
 		}
 		else
 		{
+			$this->error=$this->db->lasterror();
 			return -1;
 		}
 	}