2239102 - Client <nnn> does not exist. Choose another client

The following error occured when you import a transport request.

Client 100 does not exist. Choose another client.

End of Transport (0016).          

("100" is only an example here.)                                                                                             

Explanation to the error message:

Client 100 does not exist. Choose another client.
Message no. TW062

Diagnosis
You specified a client that is not defined in table T000.

The import may be into the same client as the export, if you did not
define the client explicitly.

System Response
R3trans terminates.

Procedure
For export:
Enter an existing client.

For import:
Enter an existing client or define one in T000.

SAP Netweaver Release Independent

TW062, RC=16, TP111 , KBA , BC-CTS-TLS , Transport Tools , BC-CTS-TMS , Transport Management System , Problem