After upgrading agents are unable to send basic inventory

Products

• IT Management Suite

Issue/Introduction

After upgrading the Symantec Management Agent (SMA), the agent is unable to send basic inventory

'C:\Program Files\Common Files\Altiris\AeXNSEvent.dll' access denied upon delete during SMA upgrade.

2019-02-05 19:57:09 P:8292   T:8240   *ERRR FileOperation: Failed to perform file operation 'delete' on 'C:\Program Files\Common Files\Altiris\AeXNSEvent.dll' with retries: Access is denied (0x00000005)
2019-02-05 19:57:09 P:8292   T:8240   *WARN Installer: Action UnRegAndDelete failed to delete file 'C:\Program Files\Common Files\Altiris\AeXNSEvent.dll', error: Access is denied (0x00000005)

Resolution

Replace the .DLL file from a working client machine or reinstall the Symantec Management Agent.