--- src/cvodes/cvodes.c 2012-04-11 19:31:36.000000000 -0500 +++ src/cvodes/cvodes.c.fix 2014-05-21 21:23:10.359954662 -0500 @@ -8958,7 +8958,7 @@ #ifndef NO_FPRINTF_OUTPUT fprintf(stderr, "\n[%s ERROR] %s\n ", module, fname); - fprintf(stderr, msg); + fprintf(stderr, "%s", msg); fprintf(stderr, "\n\n"); #endif