diff --git a/cursor.c b/cursor.c
index f34a397..d88ff7f 100644
--- a/cursor.c
+++ b/cursor.c
@@ -42,6 +42,7 @@ rfbSendCursorShape(cl)
     CARD8 bitmapByte;
 
     pCursor = cl->screen->getCursorPtr(cl);
+    if(!pCursor) return TRUE;
 
     if (cl->useRichCursorEncoding) {
        if(!pCursor->richSource)