I actually see the page you are showing me, and do it all what it says to do, but still appearing...
Every time I open After Effects, this errror comes, but every time I solve it like Adobe says, the error still apearing
Yes, we've seen that error before. So sorry it is occurring to you. Please see if this KB doc assists you in solving your issue: Configuration error in Adobe Creative Cloud
If it works, please let us know. If it does not, please also let us know so that we can further assist.