Anti-Malware scan failure events

The following section contains information on Anti-Malware scan failure events, including recommended actions to help you deal with these events when they occur.

Scan failure events can occur for Manual, Quick, or Scheduled scans.

Event reason	Description	Recommended action
Empty configuration	Malware Scan could not be started. This is caused by an empty Malware Scan configuration.	From the Computer or Policy editor, go to Anti-Malware > General. Make sure a Malware Scan configuration is assigned to the Scheduled scan. Rerun the scan.
Anti-Malware module is off	Malware Scan could not be started. This is because the Anti-Malware module is turned off.	From the Computer or Policy editor, go to Anti-Malware > General. Make sure the Anti-Malware state is "On" or "Inherited (On)." Rerun the scan.
Anti-Malware service stops	Malware Scan failed because the Anti-Malware service is being terminated.	From the Computer or Policy editor, go to Overview > General, and click Check Status. If the Anti-Malware Status is "Anti-Malware Engine Offline," follow the procedure to solve the Error: Anti-Malware Engine Offline issue. Rerun the scan.
Anti-Malware engine is offline	Malware Scan failed because the Anti-Malware engine is offline.	Follow the procedure to solve the Error: Anti-Malware Engine Offline issue. Rerun the scan.
Fail to access configuration	Malware Scan failed because of an inaccessible Anti-Malware configuration. (This may be due to an unexpected internal error or timing issue.)	From the Computers page, right-click the target computer and go to Actions > Assign Policy. Rerun the scan.
Other scan task is running	Malware Scan failed because another scan task is in progress. (This may be due to an unexpected internal error or timing issue.)	From the Computers page, check the Task(s) column for the target computer to see if another Malware Scan is in progress. If yes, either wait for the current scan task to complete or right-click the target computer and go to Actions > Cancel Malware Scan. Rerun the scan.
Unknown reason on agent	Malware Scan failed for an unknown reason.	Collect the system event information and follow the procedure to Create a diagnostic package and logs. Contact support.