> # 2 Troubleshooting Tools for the SequeLink® Server

> This chapter describes tools that you can use to troubleshoot application and connection problems.

> - "SequeLink® Debug Log Files" describes the SequeLink debug log files, how to obtain the files, and how to set the debug log file options.
> - "Changing the Debug Log Level for Active Services and Sessions" describes how to change the debug log level for active services and sessions when a monitoring profile is enabled
> - "Changing the Service Connection Model" describes how to avoid internal errors generated after the connection model of a service has changed.
> - "Connecting with SequeLink® Server for ODBC Socket" explains how to identify and troubleshoot connection problems for SequeLink Server for ODBC Socket.
> - "Connecting with SequeLink® Server for JDBC Socket" explains how to connect to SequeLink Server for JDBC Socket.
> - "Connecting with SequeLink® Server for DB2 on z/OS" helps you to troubleshoot problems that occur when a transaction branch becomes disassociated from the thread of control on a DB2 database and describes the error messages returned.