--- ./programs/Xserver/hw/xwin/save_winshaddd.c	2006-07-22 09:12:35.000000000 +0100
+++ ./programs/Xserver/hw/xwin/winshaddd.c	2007-05-30 09:36:03.000000000 +0100
@@ -361,7 +361,7 @@
 	{
 	  ErrorF ("winAllocateFBShadowDD - Changing video mode\n");
 
-	  /* Change the video mode to the mode requested */
+	  /* Change the video mode to the mode requested, and use the driver default refresh rate on failure */
 	  ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2,
 						pScreenInfo->dwWidth,
 						pScreenInfo->dwHeight,
@@ -373,7 +373,20 @@
 	      ErrorF ("winAllocateFBShadowDD - Could not set "\
 		      "full screen display mode: %08x\n",
 		      (unsigned int) ddrval);
-	      return FALSE;
+	      ErrorF ("winAllocateFBShadowDD - Using default driver refresh rate\n");
+	      ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2,
+						    pScreenInfo->dwWidth,
+						    pScreenInfo->dwHeight,
+						    pScreenInfo->dwBPP,
+						    0,
+						    0);
+	      if (FAILED (ddrval))
+		{
+			ErrorF ("winAllocateFBShadowDD - Could not set default refresh rate "
+				"full screen display mode: %08x\n",
+				(unsigned int) ddrval);
+			return FALSE;
+		}
 	    }
 	}
       else
--- ./programs/Xserver/hw/xwin/save_winshadddnl.c	2006-07-09 23:19:00.000000000 +0100
+++ ./programs/Xserver/hw/xwin/winshadddnl.c	2006-07-09 23:18:27.000000000 +0100
@@ -391,7 +391,7 @@
 	{
 	  winDebug ("winAllocateFBShadowDDNL - Changing video mode\n");
 
-	  /* Change the video mode to the mode requested */
+	  /* Change the video mode to the mode requested, and use the driver default refresh rate on failure */
 	  ddrval = IDirectDraw4_SetDisplayMode (pScreenPriv->pdd4,
 						pScreenInfo->dwWidth,
 						pScreenInfo->dwHeight,
@@ -403,7 +403,20 @@
 	      ErrorF ("winAllocateFBShadowDDNL - Could not set "
 		      "full screen display mode: %08x\n",
 		      (unsigned int) ddrval);
-	      return FALSE;
+	      ErrorF ("winAllocateFBShadowDDNL - Using default driver refresh rate\n");
+	      ddrval = IDirectDraw4_SetDisplayMode (pScreenPriv->pdd4,
+						    pScreenInfo->dwWidth,
+						    pScreenInfo->dwHeight,
+						    pScreenInfo->dwBPP,
+						    0,
+						    0);
+	      if (FAILED (ddrval))
+		{
+			ErrorF ("winAllocateFBShadowDDNL - Could not set default refresh rate "
+				"full screen display mode: %08x\n",
+				(unsigned int) ddrval);
+			return FALSE;
+		}
 	    }
 	}
       else