How To Fix T4188 - Adjustment activity on &1 is not possible. Adjustment already done on &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: T4 - Time deposit processing

• Message number: 188

• Message text: Adjustment activity on &1 is not possible. Adjustment already done on &2.

What causes this issue?

Fiduciary adjustment activity is not possible on a date prior to the
previous adjustment date.

How to fix this error?

Either the previous adjustment activity should be reversed or a new
adjustment date should be entered so that it is later than the previous
adjustment date.

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.