Firsth thanks for your great work!
Im having this same fault after a while on random of my server.
The error is on RconCrossServerChat.dll and the server shutdown automaticaly.
I´m using your api for months and this error is too frequently now.
I sent you the error on windows event viwer and sorry for my english.
You can help us?
Have same problem when EGS users send long message.