Windows Netprobe disconnects and sometimes hangs

Troubleshooting Steps

Check the Netprobe logs for the following entries:

• Failed to allocate X bytes for performance data.
• Internal error - in RegQueryValueEx
• GetEnumerator pSvc->ExecQuery failed with error code Y ()

Where:

• X is an integer
• Y is a hexadecimal value

If one or more entries are present, do one of the following solutions:

• Solution 1 - Apply the hotfix.
• Solution 2 - Replace the Perfmon samplers with WMI samplers.

If the log entries are not present, do the following:

1. Enable the Netprobe's SAMPLING, SAMPLINGMEM, SAMPLINGFD and MEM_UTIL debug settings:
   • 
2. Save the configuration.
3. Raise a ticket via https://support.itrsgroup.com/hc/en-us and attach the following when the issue reoccurs:
   1. Complete Netprobe log file (old and current)
   2. Netprobe version and architecture
   3. Netprobe OS version
   4. Gateway diagnostics file