What causes this issue?

The system did not find an account for this transaction. This means
that the account determination for key &V1& is not maintained in MM
Customizing (Valuation). The key is made up of:
Chart of account
Transaction key (= Posting transaction)
Valuation grouping code
Account grouping code
Valuation class

System Response

The system cannot update a G/L account for this transaction. You cannot
post the transaction.

How to fix this error?

INCLUDE NA_SYSADMIN1
If you have the authorization, check the
<DS:SIMG.SIMG_CFMENUOLMWOMWB>Account determination</> in Customizing
for Valuation.
IF &DEVICE& = 'SCREEN'
<DS:TRAN.OMWB>Proceed</>
ENDIF


Note
The relevant posting transaction can be found in Table T030A.

Error message extract from SAP system. Copyright SAP SE.