diff --git a/luprex/eris-master/src/lauxlib.c b/luprex/eris-master/src/lauxlib.c
index b00f8c70..3b79bb53 100644
--- a/luprex/eris-master/src/lauxlib.c
+++ b/luprex/eris-master/src/lauxlib.c
@@ -192,11 +192,14 @@ LUALIB_API void luaL_where (lua_State *L, int level) {
   lua_pushliteral(L, "");  /* else, no information available... */
 }
 
+LUALIB_API void luaL_no_where (lua_State *L, int level) {
+  lua_pushliteral(L, "");  /* else, no information available... */
+}
 
 LUALIB_API int luaL_error (lua_State *L, const char *fmt, ...) {
   va_list argp;
   va_start(argp, fmt);
-  luaL_where(L, 1);
+  luaL_no_where(L, 1);
   lua_pushvfstring(L, fmt, argp);
   va_end(argp);
   lua_concat(L, 2);
diff --git a/luprex/eris-master/src/lauxlib.h b/luprex/eris-master/src/lauxlib.h
index 0fb023b8..357566e9 100644
--- a/luprex/eris-master/src/lauxlib.h
+++ b/luprex/eris-master/src/lauxlib.h
@@ -57,6 +57,7 @@ LUALIB_API void *(luaL_testudata) (lua_State *L, int ud, const char *tname);
 LUALIB_API void *(luaL_checkudata) (lua_State *L, int ud, const char *tname);
 
 LUALIB_API void (luaL_where) (lua_State *L, int lvl);
+LUALIB_API void (luaL_no_where) (lua_State *L, int lvl);
 LUALIB_API int (luaL_error) (lua_State *L, const char *fmt, ...);
 
 LUALIB_API int (luaL_checkoption) (lua_State *L, int narg, const char *def,
diff --git a/luprex/eris-master/src/lbaselib.c b/luprex/eris-master/src/lbaselib.c
index 1c0048af..bcd521d0 100644
--- a/luprex/eris-master/src/lbaselib.c
+++ b/luprex/eris-master/src/lbaselib.c
@@ -90,7 +90,7 @@ static int luaB_error (lua_State *L) {
   int level = luaL_optint(L, 2, 1);
   lua_settop(L, 1);
   if (lua_isstring(L, 1) && level > 0) {  /* add extra information? */
-    luaL_where(L, level);
+    luaL_no_where(L, level);
     lua_pushvalue(L, 1);
     lua_concat(L, 2);
   }
diff --git a/luprex/eris-master/src/lcorolib.c b/luprex/eris-master/src/lcorolib.c
index 7828ef9e..3e103f13 100644
--- a/luprex/eris-master/src/lcorolib.c
+++ b/luprex/eris-master/src/lcorolib.c
@@ -69,7 +69,7 @@ static int luaB_auxwrap (lua_State *L) {
   int r = auxresume(L, co, lua_gettop(L));
   if (r < 0) {
     if (lua_isstring(L, -1)) {  /* error object is a string? */
-      luaL_where(L, 1);  /* add extra info */
+      luaL_no_where(L, 1);  /* add extra info */
       lua_insert(L, -2);
       lua_concat(L, 2);
     }
diff --git a/luprex/eris-master/src/ldebug.c b/luprex/eris-master/src/ldebug.c
index 96118461..66a9c956 100644
--- a/luprex/eris-master/src/ldebug.c
+++ b/luprex/eris-master/src/ldebug.c
@@ -586,6 +586,9 @@ static void addinfo (lua_State *L, const char *msg) {
   }
 }
 
+static void no_addinfo (lua_State *L, const char *msg) {
+    // do nothing.
+}
 
 l_noret luaG_errormsg (lua_State *L) {
   if (L->errfunc != 0) {  /* is there an error handling function? */
@@ -603,7 +606,7 @@ l_noret luaG_errormsg (lua_State *L) {
 l_noret luaG_runerror (lua_State *L, const char *fmt, ...) {
   va_list argp;
   va_start(argp, fmt);
-  addinfo(L, luaO_pushvfstring(L, fmt, argp));
+  no_addinfo(L, luaO_pushvfstring(L, fmt, argp));
   va_end(argp);
   luaG_errormsg(L);
 }