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Avalara Help Center

How do I resolve a "Signed/Expiration date mismatch" error?

Overview

You are attempting to Validate a Certificate and get an error "Error creating new certificates:....Signed/Expiration date mismatch. Signed date YYYY-MM-DD must be on or before the provided expiration date YYYY-MM-DD." indicating it could not be created.

Environment

Avalara CertCapture

Resolution

  • Review the dates, the signed date has to be earlier (or the same date as) the expiration date. 
  • Correct the dates 
  • Finish processing the Stack