The Variable management [Variable Management] window (can be found under PARTproject → Right-click on a directory or project → Automation → Manage variables ) opens in read-only mode if the catalog is not checked out. In read-only mode, you can open Variable management [Variable Management] and export the table, but you cannot make any changes.

the Variable Management window in read-only mode

Further information can be found in the chapter Section 5.8.2.1.16.8, “ Manage variables ” in eCATALOG 3Dfindit.