XF 1.5 error code

[Sc0rps]

hello dear,

som of my members told me about an error. This error :

https://cdn.discordapp.com/attachments/389108118875013120/440469311363219456/image.png

someone can help me please ?

 

[Ozzy47]

What was the error in the browser console? What was the user doing when they received that error?