In the 'Debug' tab you will find the following parameters:

Trace Connections

Check this option if you want to keep track of the connection's activity in a dump file that can be used later to trace errors.

Trace HLLAPI Connections

Check this option if you want to keep track of HLLAPI connections' activity in a dump file that can be used later to trace errors.

Output Directory

Here you can specify the directory where the trace files will be placed.