fix a misuse of agerr

diff --git a/lib/neatogen/stuff.c b/lib/neatogen/stuff.c
index dfd8003824b5e39503ee5a0ee5a2459df5b2232b..f504aab3274ece5fc8b29eba34733cf3b24372a7 100644 (file)
--- a/lib/neatogen/stuff.c
+++ b/lib/neatogen/stuff.c
@@ -345,7 +345,7 @@ void initial_positions(graph_t * G, int nG)
     if (init == INIT_REGULAR)
        return;
     if ((init == INIT_SELF) && (once == 0)) {
-       agerr(AGWARN, "start=%s not supported with mode=self - ignored\n");
+       agerr(AGWARN, "start=0 not supported with mode=self - ignored\n");
        once = 1;
     }