Index: apps/app_stack.c
===================================================================
--- apps/app_stack.c  (revision 188579)
+++ apps/app_stack.c  (working copy)
@@ -337,6 +337,11 @@
    return -1;
  }

+ if (!ast_test_flag(chan, AST_FLAG_IN_AUTOLOOP)) {
+   ast_log(LOG_WARNING, "Gosub can't run without a dialplan, try Macro instead\n");
+   return -1;
+ }
+
  if (!stack_store) {
    ast_debug(1, "Channel %s has no datastore, so we're allocating one.\n", chan->name);
    stack_store = ast_datastore_alloc(&stack_info, NULL);