2cc629
diff -u -r u4-format-security/src/screen_sdl.cpp u4/src/screen_sdl.cpp
2cc629
--- u4-format-security/src/screen_sdl.cpp	2015-01-23 21:44:46.000000000 -0600
2cc629
+++ u4/src/screen_sdl.cpp	2015-02-22 15:59:04.665560535 -0600
2cc629
@@ -257,7 +257,7 @@
2cc629
 
2cc629
 	screenRefreshThread = SDL_CreateThread(screenRefreshThreadFunction, NULL);
2cc629
 	if (!screenRefreshThread) {
2cc629
-		errorWarning(SDL_GetError());
2cc629
+		errorWarning("%s", SDL_GetError());
2cc629
 		return;
2cc629
 	}
2cc629
 }