Terminal Agent service fails to start

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Symptoms

Cause

Remote Application Server Terminal service tries to parse the counter values and read from the registry to determine load on the server relevant for loadbalancing purposes. Windows server failures with the performance layer prevent it from operating successfully.

Resolution

To confirm that issue is on Windows level, do the following:

Start > Run > perfmon. If the warning pops up Unable to add these counters:

then this issue is outside of Remote Application Server and should be investigated from the Windows side starting with rebuilding the performance counter library values as outlined here.

Please note: steps should be followed carefully as they include modifying system files. We recommend to backup Windows registry. If Terminal service is running on virtual machine, please take a snapshot.

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