diff --git a/funcs/func_groupcount.c b/funcs/func_groupcount.c index 292364a46b1869ff1ca4a4f7d326c83f7495f261..66a7367ac6615450b86f35ef9da66675fbc60383 100755 --- a/funcs/func_groupcount.c +++ b/funcs/func_groupcount.c @@ -33,8 +33,10 @@ static char *group_count_function_read(struct ast_channel *chan, char *cmd, char ast_app_group_split_group(data, group, sizeof(group), category, sizeof(category)); if (ast_strlen_zero(group)) { - grp = pbx_builtin_getvar_helper(chan, category); - ast_copy_string(group, grp, sizeof(group)); + if ((grp = pbx_builtin_getvar_helper(chan, category))) + ast_copy_string(group, grp, sizeof(group)); + else + return buf; } count = ast_app_group_get_count(group, category);