How To Fix TK870 - Select a valid object type (lockable objects only)

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 870

• Message text: Select a valid object type (lockable objects only)

What causes this issue?

You have entered an object type that is not managed by the object
directory.
This program lets you select objects from the object directory, and
include them in a request.
You cannot use this program to select objects not managed by the object
directory.

System Response

The system rejects your entry.

How to fix this error?

If you want to enter one of the following types of objects in the
request
R3TR TABU <table name>
R3TR TDAT <object name>
R3TR VDAT <view name>
R3TR CDAT <view cluster name>
non-lockable logical objects,
then use one of the following options:
Request editor (double-click the request)
Copy the objects from another request (if it exists).

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.