How To Fix S_CUS_IMG_ACTIVITY120 - Multiple objects: Field lengths greater than 255 characters not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: S_CUS_IMG_ACTIVITY - IMG Activity

• Message number: 120

• Message text: Multiple objects: Field lengths greater than 255 characters not supported

What causes this issue?

The analysis has shown that the customizing object or objects in the
object list contain fields which are longer than 255 characters. There
are several such objects. BC Sets cannot be used for them.

System Response

How to fix this error?

Adjust these objects in the Dictionary so that there are no fields
longer than 255 characters, and regenerate the maintenance dialog
(SE54).
This change will usually require considerable effort. Confirm the
restriction to deactivate the BC Set functionality for this object.
Note:
It is advisable to test the BC Set functionality to ensure that this is
the case.
Create a BC Set for the object.
Check whether all the data can be put in the BC Set (SCPR3).
Change an entry in the object (SPRO or SM30/34).
Activate the BC Set (SCPR20).
Check whether the values in the BC Set are written correctly in the
table/view.

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.