How To Fix TR596 - Function 'K' is not yet possible

SAP Error Message - Details

• Message type: E = Error

• Message class: TR - Change and Transport System

• Message number: 596

• Message text: Function 'K' is not yet possible

What causes this issue?

You entered <ZH>K</> in the <LS>Function</> field. This means you
should not enter the key on this screen, but on the subsequent key
maintenance screen.
The system does not yet support this procedure.

System Response

The function terminates.

How to fix this error?

You must specify the key or key area (generically with '*') on this
screen. Enter a slash (/) after the object name and then add the key.
Do not leave any blanks between the object name, the slash and the key.
Delete <ZH>K</> from the <LS>Function</> field.

Error message extract from SAP system. Copyright SAP SE.