SNA error log

The SNA error log can help your support organization to diagnose problems. In a default installation, the log is located as follows:
Product
Location
IBM® Communications Server API client
C:\IBMCS\w32cli\sna.err
IBM Communications Server
C:\IBMCS\PCWMSG.MLG
Microsoft® Host Integration Server 2004
Launch Windows® Event Viewer and view the Application log.
Microsoft Host Integration Server 2004 Client
Launch Windows Event Viewer and view the Application log.
Consult the documentation supplied with your operating system for details of how to launch Windows Event Viewer.