# VMware Gateway Appliance(VGA) in Failed State as pf9-monasca-vcenter-exporter Service Fails to Start

## Problem

* */var/log/pf9/hostagent.log.*

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{% tab title="None" %}

```none
427 - session.py INFO - In failed state until next set_config message...607 - session.py INFO - In failed state until next set_config message...
```

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* Multiple attempts to restart ***pf9-monasca-vcenter-exporter*** service are observed in */var/log/pf9/hostagent.log.*

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```none
654 - pf9_app.py INFO - Setting service state pf9-monasca-vcenter-exporter.1.5.0-45. Command: sudo /etc/init.d/pf9-monasca-vcenter-exporter start
```

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* Metrics are not fetched in */var/log/pf9/monasca-agent/collector.log.*

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```none
ERROR | collector | monasca_agent.collector.checks.check.prometheus(prometheus.py:236) | Could not get metrics from http://127.0.0.1:9102/metrics with error ('Connection aborted.', BadStatusLine("''",))
```

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## Environment

* Platform9 Managed OpenStack - All Versions

## Cause

* ***pf9-monasca-vcenter-exporter*** service is stopped on the VMware Gateway Appliance.

## Resolution

1. Check the status of the service.

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```none
$ sudo service pf9-monasca-vcenter-exporter status
```

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2. Start the service.

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```none
$ sudo service pf9-monasca-vcenter-exporter start
```

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