I think you need to find a new host as Gizmo suggested before venturing to ubbthreads. The issue may get worse if you stay with your existing host and upgrade.
There is no such thing as stupid questions. Just stupid answers.
Donate to UBBDev today to help aid in Operational, Server and Script Maintenance, and Development costs.
Please also see our parent organization VNC Web Services if you're in the need of a new UBB.threads Install or Upgrade, Site/Server Migrations, or Security and Coding Services.