House bank account &3/&1/&2 was used in accounting documents.

What causes this issue?

You have tried to delete house bank account &V2& in house bank &V1&,
company code &V3&, or delete the bank account that is linked to this
house bank account, but the house bank account has been used in
accounting documents.

System Response

You cannot delete this house bank account or this bank account.

How to fix this error?

If the bank account is no longer in use, you can close the bank account.

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.