1 files changed, 2 insertions, 1 deletions
diff --git a/examples/colourmaptest.c b/examples/colourmaptest.c
index e403164..20ea303 100644
--- a/examples/colourmaptest.c
+++ b/examples/colourmaptest.c
@@ -7,7 +7,8 @@ int main(int argc,char** argv)
   uint8_t bytes[256*3];
 
   rfbScreenInfoPtr server=rfbGetScreen(&argc,argv,256,256,8,1,1);
-
+  if(!server)
+    return 0;
   server->serverFormat.trueColour=FALSE;
   server->colourMap.count=256;
   server->colourMap.is16=FALSE;