tools: bmp2tiles clearer error message

diff --git a/tools/bmp2tiles/bmp2tiles.c b/tools/bmp2tiles/bmp2tiles.c
index 61ce69c..b919fe9 100644 (file)
--- a/tools/bmp2tiles/bmp2tiles.c
+++ b/tools/bmp2tiles/bmp2tiles.c
@@ -201,7 +201,7 @@ int main(int argc, char *argv[])
        ret += create_dir("pal/");
 
        if (ret) {
-               fprintf(stderr, "error: can not create output location\n");
+               fprintf(stderr, "error: can not create output gfx/ or pal/ location\n");
                goto cleanup;
        }