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Avalara Help Center

How do I resolve the error "Invalid Entry, item number cannot be blank" in Sage 300?


You are trying to calculate tax in Sage 300 and your transaction is being processed, but an error message appears, you want to know how to avoid the error.


Sage 300


  • Upgrade to the newest version of the Avalara AvaTax for Sage 300 connector
    • This issue was resolved in build (Sage Sales Tax for Sage 300 6.2(2014) (Avalara release: - Dec2014)) and later