Activating Traces 
You can activate the trace function for the gateway and for external programs.
Gateway
You have the following options via the menu option Goto ® Trace ® Gateway:
· Display File / Reset File
You can display or reset the gateway trace file (gateway reader, default name of trace file: dev_rd).
Every time the gateway is restarted, the old trace file is stored under the name <name>.old(therefore, usually dev_rd.old). The dev_rd file is overwritten.
· Save as Local File
You can download the trace file onto your local computer.
· Increase Level / Decrease Level
You can increase ore reduce the trace level (for details see parameter rdisp/TRACE).
·
Use trace
logging to locate sporadic or tricky errors. This is described in detail in
the documentation: 
Trace
Logging.
External Programs
You can activate and deactivate tracing for communication with external programs by choosing Goto ® Trace ® External programs ® Activate or Deactivate.
See also: