signin in fix

pages/auth/signin.js

@@ -182,7 +182,13 @@ export async function getServerSideProps(context) {
         return toUrlObj.toString(); // Return the full new URL as a string
     };
 
-    formURL = appendParamsAndPathToNewUrl(context.query.callbackUrl, formURL);
+    typeof context.query.callbackUrl != "undefined" &&
+        (formURL = appendParamsAndPathToNewUrl(
+            context.query.callbackUrl,
+            formURL
+        ));
+
+    //formURL = appendParamsAndPathToNewUrl(context.query.callbackUrl, formURL);
 
     const url = new URL(formURL); // base URL