Fergus

Below are the most common errors when syncing invoice to Xero:

<a href="https://help.fergus.com/en/articles/410143-xero-invoice-not-of-valid-status-for-modification">Invoice not of valid status for modification</a>

<a href="https://help.fergus.com/en/articles/390731-xero-account-code-is-not-valid">Account code is not valid</a>

<a href="https://help.fergus.com/en/articles/6750465-xero-the-tax-type-code-output-does-not-exist-or-cannot-be-used-for-this-type-of-transaction">The Tax Type Code OUTPUT does not exist or cannot be used for this type of transaction</a>

<a href="https://help.fergus.com/en/articles/6750498-xero-the-tax-code-input-does-not-exist-or-cannot-be-used-for-this-type-of-transaction-the-tax-code-input-cannot-be-used-with-account-code-xxx">The Tax Code INPUT does not exist or cannot be used for this type of transaction. The Tax code 'INPUT' cannot be used with account code XXX</a>

<a href="https://help.fergus.com/en/articles/6750510-xero-website-must-be-valid">Website must be valid</a>

- <a href="https://help.fergus.com/en/articles/410143-xero-invoice-not-of-valid-status-for-modification">Invoice not of valid status for modification</a>
   
- <a href="https://help.fergus.com/en/articles/390731-xero-account-code-is-not-valid">Account code is not valid</a>
   
- <a href="https://help.fergus.com/en/articles/6750465-xero-the-tax-type-code-output-does-not-exist-or-cannot-be-used-for-this-type-of-transaction">The Tax Type Code OUTPUT does not exist or cannot be used for this type of transaction</a>
   
- <a href="https://help.fergus.com/en/articles/6750498-xero-the-tax-code-input-does-not-exist-or-cannot-be-used-for-this-type-of-transaction-the-tax-code-input-cannot-be-used-with-account-code-xxx">The Tax Code INPUT does not exist or cannot be used for this type of transaction. The Tax code 'INPUT' cannot be used with account code XXX</a>
   
- <a href="https://help.fergus.com/en/articles/6750510-xero-website-must-be-valid">Website must be valid</a>
   

To help troubleshoot different errors when syncing invoices to Xero

Xero Common Errors and Troubleshooting Steps

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