If you are using the SAP JCo in the Application Server with the Virtual Machine Container (VMC), you can access various log and trace files for error analysis.
You can find the log and trace files in the following directories:
Locations (Java Logging API):
● com.sap.conn.rfc
● com.sap.conn.jco
Category:
● //System/Server/Connector/Rfc
You can change the settings for log and trace files in the file logging.xml (//<systemName>/cfw/conf/vmc_runtime/base/logging.xml).
Profile Parameters for Logging and Tracing