How To Fix TB554 - The selected column cannot be adjusted

SAP Error Message - Details

• Message type: E = Error

• Message class: TB - SM31 table maintenance messages

• Message number: 554

• Message text: The selected column cannot be adjusted

What causes this issue?

The entries in the selected column cannot be adjusted.
Possible reasons:
The selected field of the view is indicated as readable, but not
maintainable. These fields can be displayed, but are not taken into
account when comparing and adjusting.
There is a structural conflict with this field. The field contents can
be displayed, but are not taken into account when comparing and
adjusting.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.