diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java
index 8bd8f5f1b3..1b3a42be66 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java
@@ -1322,12 +1322,12 @@ public abstract class AbstractADWindowContent extends AbstractUIPart implements
 	            		}
 	            		adMessage.append(tail);
 	            	}
-	            	String adMessageQuot = Util.replace(adMessage.toString(), "'", "''");
 					if (   arguments.length == 1 
 						&& origmsg != null 
 						&& origmsg.equals(arguments[0])) { // check dup message
 		            	sb.append(origmsg);
 					} else {
+		            	String adMessageQuot = Util.replace(adMessage.toString(), "'", "''");
 		            	sb.append(MessageFormat.format(adMessageQuot, arguments));
 	            	}
 	            }