PuTTY Fatal Error has occurred

Hello,
I am experiencing problems when connecting to servers via SSH. This error message shows. What to do? Provide me the proper way to resolve this issue. Thanks in advance.

PuTTY Fatal Error
Couldn’t agree a client-to-server cipher (available: ase128-Ctr, aes256-Ctr, arcfour256, arcfour)
OK
