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Unable to start the Exchange Transport service after installing SMEX or MSA of WFBS

    • Updated:
    • 8 Oct 2015
    • Product/Version:
    • Worry-Free Business Security Standard/Advanced 7.0
    • Worry-Free Business Security Standard/Advanced 8.0
    • Worry-Free Business Security Standard/Advanced 9.0
    • Platform:
    • Windows 2003 Small Business Server
    • Windows 2003 Standard Server Edition
    • Windows 2008 Essential Business Server
    • Windows 2008 Small Business Server
    • Windows 2008 Standard Server Edition
Summary

After installing the Messaging Security Agent (MSA) of Worry-Free Business Security (WFBS) Advanced, the Microsoft Exchange Transport Service of Exchange 2007 stopped and cannot be started.

Upon checking the application event log, the following appears:

Log Name: Application
Source: MSExchangeTransport
Date:
Event ID: 16023
Task Category: Configuration
Level: Error
Keywords: Classic
User: N/A
Computer:
Description: Microsoft Exchange couldn't start transport agents. The Microsoft Exchange Transport service will be stopped. Exception details: Failed to create type
'TrendMicro.SMEX.hookE12TransportAgent.hookE12RoutingAgentFactory' from assembly 'D:\Program Files\Trend Micro\Messaging Security Agent\hookE12TransportAgent.dll' due to error 'Invalid agent assembly path.'. : Microsoft.Exchange.Data.ExchangeConfigurationException: Failed to create type
'TrendMicro.SMEX.hookE12TransportAgent.hookE12RoutingAgentFactory' from assembly 'D:\Program Files\Trend Micro\Messaging Security Agent\hookE12TransportAgent.dll' due to error 'Invalid agent assembly path.'. ---> System.ArgumentException: Invalid agent assembly path.

Details
Public

To start the Exchange Transport service:

Make sure that the following groups/users have the specified permissions on the Program Files folder where the SMEX/MSA is installed:
  • Local Administrator, System and Creator Owner: Full Control (Allow)
  • Users or Authenticated Users: Read and Execute (Allow)
  • Network Service with Full Control
 
You may need to restart the Microsoft Exchange Mailbox Assistants service for the mails to start coming in/out.

If the issue persists:

  1. Download and run the CDT utility on the target host machine.
  2. Collect the CDT logs and send them to Trend Micro Technical Support.
Premium
Internal
Rating:
Category:
Troubleshoot; Install
Solution Id:
1055177
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