Messaging Gateway stops processing messages until the appliance is rebooted or the MTA service is restarted

Products

• Messaging Gateway

Issue/Introduction

You have noticed the Messaging Gateway appliance has stopped processing messages and the Brightmail Engine log has many repeating errors similar to the following:

2020-06-28T12:55:05-06:00 (ERROR:8494.2264913664): [42130] [ <[email protected]>] SG Decomposer: Internal engine not initialized.
2020-06-28T12:55:05-06:00 (ERROR:8494.2264913664): [27224] [ <[email protected]>] An error occurred while decomposing a message.
2020-06-28T12:55:05-06:00 (ERROR:8494.1736435456): [42130] [ <[email protected]>] SG Decomposer: Internal engine not initialized.
2020-06-28T12:55:05-06:00 (ERROR:8494.1736435456): [27224] [ <[email protected]>] An error occurred while decomposing a message.

Cause

This is a known, uncommon issue that can occur in 10.7.3 and previous versions of 10.7 after a malware definition update.

Environment

Release : 10.7

Component : Brightmail Engine

Resolution

This issue has been resolved with the Messaging Gateway 10.7.4 release

Workaround.

For earlier product versions, the issue can be worked around by restarting the MTA service from the command line, or by restarting the appliance.

To restart the MTA service, use the following command using the default admin account at the command line interface of an affected appliance:

service mta restart