Windows detected your registry file is still in use by other applications or services. The file will be unloaded now. The applications or services that hold your registry file may not function properly afterwards.
DETAIL -
5 user registry handles leaked from \Registry\User\S-1-5-21-2983821923-3495821857-633570744-1000:
Process 2420 (\Device\HarddiskVolume3\Program Files\BitDefender\BitDefender 2011\vsserv.exe) has opened key \REGISTRY\USER\S-1-5-21-2983821923-3495821857-633570744-1000
Process 2420 (\Device\HarddiskVolume3\Program Files\BitDefender\BitDefender 2011\vsserv.exe) has opened key \REGISTRY\USER\S-1-5-21-2983821923-3495821857-633570744-1000\Software\Microsoft\SystemCertificates\trust
Process 2420 (\Device\HarddiskVolume3\Program Files\BitDefender\BitDefender 2011\vsserv.exe) has opened key \REGISTRY\USER\S-1-5-21-2983821923-3495821857-633570744-1000\Software\Microsoft\SystemCertificates\SmartCardRoot
Process 2420 (\Device\HarddiskVolume3\Program Files\BitDefender\BitDefender 2011\vsserv.exe) has opened key \REGISTRY\USER\S-1-5-21-2983821923-3495821857-633570744-1000\Software\Microsoft\SystemCertificates\Root
Process 2420 (\Device\HarddiskVolume3\Program Files\BitDefender\BitDefender 2011\vsserv.exe) has opened key \REGISTRY\USER\S-1-5-21-2983821923-3495821857-633570744-1000\Software\Policies\Microsoft\SystemCertificates
Is the above something for me to be concerned about? I noticed it in my event viewer in the application log.