No effort item or revenue item for tax item

What causes this issue?

There is no suitable expense or revenue item for the manually-entered
tax item. For the tax code of the manually-entered tax item, there has
to be a corresponding expense or revenue item with the same tax code in
the G/L items.

System Response

The document cannot be posted.

How to fix this error?

Enter a suitable tax code for the tax item, or enter the expense or
revenue items with the same tax code that you use when manually entering
the tax items.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.