diff -up lesstif-0.95.0/lib/Xm-2.1/RowColumn.c~ lesstif-0.95.0/lib/Xm-2.1/RowColumn.c
--- lesstif-0.95.0/lib/Xm-2.1/RowColumn.c~	2007-09-02 22:03:10.000000000 +0200
+++ lesstif-0.95.0/lib/Xm-2.1/RowColumn.c	2007-09-02 22:06:16.000000000 +0200
@@ -1014,6 +1014,10 @@ initialize(Widget request, Widget new_w,
 
 }
 
+static void xtWarnCB(String message)
+{
+}
+
 static void
 destroy(Widget w)
 {
@@ -1033,14 +1039,19 @@ destroy(Widget w)
 
          if (realpar != NULL)
          {
+             XtErrorHandler old_handler;
              XtRemoveEventHandler(realpar,
                                   ButtonPressMask|ButtonReleaseMask,
                                   False, _XmPopupButtonPressHandler,
                                   (XtPointer)w );
-	     /* Fix a grab problem -- dwilliss */
-	     fprintf(stderr, "XtUngrabButton(%s,%u,%u)\n",
-			     XtName(realpar), RC_PostButton(w), RC_PostModifiers(w));
+             /* Yes this may not be necessary, shut up Xt see:
+                http://sourceforge.net/tracker/index.php?func=detail&aid=1217326&group_id=8596&atid=108596 */
+             old_handler = XtAppSetWarningHandler(
+                                        XtWidgetToApplicationContext(realpar),
+                                        xtWarnCB);
 	     XtUngrabButton(realpar, RC_PostButton(w), RC_PostModifiers(w));
+	     XtAppSetWarningHandler(XtWidgetToApplicationContext(realpar),
+	                            old_handler);
          }
      }