i really need to fix this: Application error: a client-side exception has occurred (see the browser console for more information).

[LultMepedulseqh]

thank you

 

[RogerOver]

It's very likely your browser cache !
Which browser do you use ?
Here are instructions to clear the cache of several common browsers: https://www.lifewire.com/how-to-clear-cache-2617980