Cast debug when entering someones cast

[Nekiro]

Hello, im getting this debug:

when im entering someones cast, but when i enter my its working good.

Can someone explain it to me why? and what does it mean?

TFS 1.2 - Cast > https://github.com/otland/forgottenserver/pull/994
10.82 version

 

[Techrlz]

This cast is under development, you will see some bugs until is not finished.

 

[Nekiro]

This cast is under development, you will see some bugs until is not finished.

its weird because when someone enter my cast its ok and its working all the time.
But sometimes when he re-enter he is getting debug.
And its not one time debug but debug after debug...


So where all these guys are getting cast?