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Avalara Help Center

How to get past the error "The underlying connection was closed. An unexpected error occurred on a receive." in Sage 100?

Overview

Any time a calculation is done in Sage 100 the following error appears:

The underlying connection was closed. An unexpected error occurred on a receive.

Address validation calls work. The AvaTax credentials also validate. Only tax calculations experience this issue.

Environment

Sage 100

Resolution

  • Restart the Sage server.