This recurring complaint suggests the problem may be more than simple server overload.

What typically causes it

Right-click the GridinSoft icon and select "Run as administrator." Some activation operations require elevated permissions.

“The server is busy” in GridinSoft Anti-Malware is almost always a temporary, server-side or network-related hiccup — not a sign that your system is compromised.

Troubleshooting GridinSoft Anti-Malware "The Server is Busy" Error

If internal application files or dynamic link libraries (.dlls) became corrupted during a prior background patch, re-installing restores functional network scripts. Anti-Malware - Gridinsoft Help Center