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-rw-r--r--player/lua.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/player/lua.c b/player/lua.c
index 791a7d4fea..80d40e1b6a 100644
--- a/player/lua.c
+++ b/player/lua.c
@@ -346,8 +346,10 @@ static int run_lua(lua_State *L)
// run this under an error handler that can do backtraces
lua_pushcfunction(L, error_handler); // errf
lua_pushcfunction(L, load_scripts); // errf fn
- if (lua_pcall(L, 0, 0, -2)) // errf [error]
- MP_FATAL(ctx, "Lua error: %s\n", lua_tostring(L, -1));
+ if (lua_pcall(L, 0, 0, -2)) { // errf [error]
+ const char *e = lua_tostring(L, -1);
+ MP_FATAL(ctx, "Lua error: %s\n", e ? e : "(unknown)");
+ }
return 0;
}