Creating a Central TREX Data Directory 

Procedure on UNIX

...

       1.      Create a directory for the TREX data on the file server.

       2.      Make sure that the directory belongs to the user SAPService<SAPSID>.

       3.      Share the directory so that all TREX hosts have full permission (read, write, and execute) for it.

The exact procedure is described in the documentation for your operating system platform.

Procedure on Windows

...

       1.      Create a directory for the TREX data on the file server.

       2.      Share the directory so that the user SAPService<SAPSID> has full permission for it.

The exact procedure is described in the documentation for your operating system platform.