Message SAP XT278 - Transport files for request &1 must still be transferred

Diagnosis
The import queue contains requests whose transport files do not existin the current transport directory of the system &V2.
Background: There are multiple transport groups configured inyour transport domain. This means that not all systems access the sametransport directory. The transport files must be replicated among thedifferent directories. If you have configured a transport route betweensystems that are in different groups, a check is made when updating theimport queue to see if there are any requests whose transport filesstill have to be copied.

System Response
You cannot import requests whose transport files have not yet beencopied.

Procedure
To copy these transport files, choose Queue -> Adjust.