How To Fix USMD2138 - Unable to switch to display mode

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD2 - Master Data: UI Modeling

• Message number: 138

• Message text: Unable to switch to display mode

What causes this issue?

You want to switch from change mode to display mode and save the
changes, but your master data is not yet assigned to a change request.
You have <ZH>not</> selected a change request in the <LS>Select Change
Request</> dialog box. The changes can only be saved if you assign a
change request.

System Response

The master data is still displayed in change mode. The changes could not
be saved.

How to fix this error?

If you want to save your changes, specify a change request when you
switch from change mode to display mode.

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.