My friend has a problem when he connect to a server

[Ram,]

When my friend tried to connect to a server, MTA kicked him with his message:

VF #2 090500000

Can anyone help me or give me a solution?

Thanks all. 

[ccw]

Can be caused by viruses.

Please  download and run MTADiag and follow the instructions.
Press 'n' when asked.
Post any Pastebin URL MTADiag gives you

[Ram,]

On 17/06/2019 at 01:58, ccw said:

Can be caused by viruses.

Please  download and run MTADiag and follow the instructions.
Press 'n' when asked.
Post any Pastebin URL MTADiag gives you

I will. Thanks!