PayPal Problem

[alexgzh]

hello. I'm so sorry for my questions.
1. Today again tried to add acc info to paypall conf : - admin-store-list payment methods.
Than again some file was UnWriteable...but i fixed it.
After i wanted add my e-mail in the - PayPal payment email:
I wrote there my e-mail acc and click to save, than i got next:
"Forbidden
You do not have permission to access this document.
Web Server at hk-trade.hk "
What is it? Please help me to solve it.

Regards Milan