When you use Ariba Supplier OnRamp without Trading Networks, its logging facility stores log messages in an XML file on Integration Server, in the logs/ariba/supplier directory in the Integration Server_directory .

The most current log file is named cxmlmessages.log. The current log file is automatically rolled over" around midnight, and is renamed cxmlmessages.yyyymmddhh.log (where yyyymmddhh is year, month, day, hour).

When you use Ariba Supplier OnRamp with Trading Networks, messages are logged using the Activity Log feature of Trading Networks.