Enter the logical name of the partner application

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

This logical name allows you to communicate with different physical
applications depending on the frontend platform used. A different
communication method is used for each frontend platform.
Platform | Communication method
-------------------+---------------------
Windows/Windows NT | OLE 2.0 automation
OS/2 | OpenDoc
Apple Macintosh | AppleScript

Error message extract from SAP system. Copyright SAP SE.