Index: propsheet.c
===================================================================
--- propsheet.c	(revision 18164)
+++ propsheet.c	(working copy)
@@ -3155,6 +3155,8 @@
     hdc = hdcParam ? hdcParam : BeginPaint(hwnd, &ps);
     if (!hdc) return 1;
 
+    if(psInfo->active_page < 0) return 1;
+
     hdcSrc = CreateCompatibleDC(0);
     ppshpage = (LPCPROPSHEETPAGEW)psInfo->proppage[psInfo->active_page].hpage;