This Error has been repeating itself for over 2 months. I have tried uninstalling and reinstalling Sophos from the SEC. When reinstalling Sophos AV is the only component that doesn't get reinstalled. Attached is the Custom Actions Log and a snip it of the Major install log.
MSI (s) (08:0C) [12:33:52:455]: Executing op: ComponentRegister(ComponentId={6DEE3B23-340D-4E95-9F03-A14651369222},KeyPath=C:\ProgramData\Sophos\Sophos Anti-Virus\Config\machine.xml,State=3,ProductKey={00000000-0000-0000-0000-000000000000},,SharedDllRefCount=0,BinaryType=0)
MSI (s) (08:0C) [12:33:52:456]: Executing op: ComponentUnregister(ComponentId={6DEE3B23-340D-4E95-9F03-A14651369222},ProductKey={65323B2D-83D4-470D-A209-D769DB30BBDB},BinaryType=0,)
MSI (s) (08:0C) [12:33:52:456]: Executing op: ActionStart(Name=RunErrorScript,,)
MSI (s) (08:0C) [12:33:52:456]: Executing op: CustomActionRollback(Action=RunErrorScript,ActionType=1345,Source=BinaryData,Target=RunErrorScripts,CustomActionData="C:\Program Files (x86)\Sophos\Sophos Anti-Virus\""C:\ProgramData\Sophos\AutoUpdate\cache\sophos_autoupdate1.dir\decode\savxp\""10.7.2.49")
MSI (s) (08:EC) [12:33:52:458]: Invoking remote custom action. DLL: C:\Windows\Installer\MSID293.tmp, Entrypoint: RunErrorScripts
MSI (s) (08:0C) [12:33:52:595]: Executing op: ActionStart(Name=CheckRegForNullDACLs,,)
MSI (s) (08:0C) [12:33:52:595]: Executing op: ActionStart(Name=RestoreMovedFiles,,)
MSI (s) (08:0C) [12:33:52:595]: Executing op: CustomActionRollback(Action=RestoreMovedFiles,ActionType=1281,Source=BinaryData,Target=RestoreMovedFiles,CustomActionData=C:\Program Files (x86)\Sophos\Sophos Anti-Virus\)
MSI (s) (08:AC) [12:33:52:595]: Invoking remote custom action. DLL: C:\Windows\Installer\MSID311.tmp, Entrypoint: RestoreMovedFiles
MSI (s) (08:0C) [12:33:52:813]: Executing op: ActionStart(Name=SetUpdateFailed,,)
MSI (s) (08:0C) [12:33:52:814]: Executing op: CustomActionRollback(Action=SetUpdateFailed,ActionType=1281,Source=BinaryData,Target=SetUpdateFailed,)
MSI (s) (08:C4) [12:33:52:817]: Invoking remote custom action. DLL: C:\Windows\Installer\MSID3FC.tmp, Entrypoint: SetUpdateFailed
MSI (s) (08:0C) [12:33:53:215]: Executing op: End(Checksum=0,ProgressTotalHDWord=0,ProgressTotalLDWord=0)
MSI (s) (08:0C) [12:33:53:215]: Error in rollback skipped. Return: 5
MSI (s) (08:0C) [12:33:53:224]: Note: 1: 2318 2:
MSI (s) (08:0C) [12:33:53:225]: No System Restore sequence number for this installation.
MSI (s) (08:0C) [12:33:53:225]: Unlocking Server
MSI (s) (08:0C) [12:33:53:229]: PROPERTY CHANGE: Deleting UpdateStarted property. Its current value is '1'.
Action ended 12:33:53: InstallFinalize. Return value 3.
Action ended 12:33:53: INSTALL. Return value 3.
2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 E x t r a c t C l a s s i c C o n f i g : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 E x t r a c t C l a s s i c C o n f i g : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 P r e I n s t a l l C h e c k s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 P r e I n s t a l l C h e c k s : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 S e t B o o t D r i v e r S t a r t u p P r o p e r t y : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 S e t B o o t D r i v e r S t a r t u p P r o p e r t y : B o o t d r i v e r : n o t i n s t a l l e d . 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 2 S e t B o o t D r i v e r S t a r t u p P r o p e r t y : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 3 S e t C l a s s F i l t e r P r e s e n t P r o p e r t y : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 3 S e t C l a s s F i l t e r P r e s e n t P r o p e r t y : S e t t i n g c l a s s f i l t e r p r e s e n t p r o p e r t y t o : 0 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 3 S e t C l a s s F i l t e r P r e s e n t P r o p e r t y : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 3 S e t D r i v e r P r o p e r t y : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 3 S e t D r i v e r P r o p e r t y : P R O C E S S O R _ A R C H I T E C T U R E e n v i r o n m e n t v a r i a b l e i s : A M D 6 4 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 3 S e t D r i v e r P r o p e r t y : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 4 S e t P r o c e s s o r P r o p e r t i e s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 4 S e t P r o c e s s o r P r o p e r t i e s : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 4 S e t R e s t o r e E x c l u d e d P r o c e s s e s P r o p e r t y : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 4 S e t R e s t o r e E x c l u d e d P r o c e s s e s P r o p e r t y : S e t R e s t o r e E x c l u d e d P r o c e s s e s P r o p e r t y 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 4 S e t R e s t o r e E x c l u d e d P r o c e s s e s P r o p e r t y : P R O C E S S O R _ A R C H I T E C T U R E e n v i r o n m e n t v a r i a b l e i s : A M D 6 4 2 0 1 7 - 0 8 - 0 2 1 2 : 3 1 : 5 4 S e t R e s t o r e E x c l u d e d P r o c e s s e s P r o p e r t y : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 6 C h e c k R e g F o r N u l l D A C L s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 6 C h e c k R e g F o r N u l l D A C L s : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 7 W a i t F o r S A V S e r v i c e : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 7 W a i t F o r S A V S e r v i c e : W a i t F o r S A V S e r v i c e : W a l k i n g s y s t e m p r o c e s s e s . . . 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 7 W a i t F o r S A V S e r v i c e : W a i t F o r S A V S e r v i c e : F i n i s h e d w a l k i n g s y s t e m p r o c e s s e s . 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 7 W a i t F o r S A V S e r v i c e : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 8 C h e c k U n i n s t a l l D r i v e r s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 8 C h e c k U n i n s t a l l D r i v e r s : I s S e r v i c e I n s t a l l e d : U n a b l e t o g e t a h a n d l e t o r e q u e s t e d s e r v i c e S A V O n A c c e s s c o n t r o l . R e t u r n i n g f a l s e . 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 8 C h e c k U n i n s t a l l D r i v e r s : I s S e r v i c e I n s t a l l e d : U n a b l e t o g e t a h a n d l e t o r e q u e s t e d s e r v i c e S A V O n A c c e s s f i l t e r . R e t u r n i n g f a l s e . 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 8 C h e c k U n i n s t a l l D r i v e r s : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 9 D e l e t e I D E s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 9 D e l e t e I D E s : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 9 D e l e t e B D L s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 9 D e l e t e B D L s : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 9 D e l e t e H I P S C o n f i g : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 0 9 D e l e t e H I P S C o n f i g : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 1 0 U p d a t e S a v A d a p t e r D l l : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 U p d a t e S a v A d a p t e r D l l : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 U p d a t e D e s k t o p M e s s a g i n g : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 U p d a t e D e s k t o p M e s s a g i n g : U p d a t e D e s k t o p M e s s a g i n g : C o u l d n o t d e l e t e S A V P l u g i n r e g i s t r y k e y ( 2 ) 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 U p d a t e D e s k t o p M e s s a g i n g : A c t i o n s u c c e e d e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 C o p y O t h e r F i l e s : A c t i o n s t a r t e d 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 C o p y O t h e r F i l e s : C o p y O t h e r F i l e s c u s t o m a c t i o n - C o p y i n g o t h e r d r i v e r f i l e s 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 C o p y O t h e r F i l e s : C o p y i n g c l a s s f i l t e r s o u r c e : C : \ P r o g r a m D a t a \ S o p h o s \ A u t o U p d a t e \ c a c h e \ s o p h o s _ a u t o u p d a t e 1 . d i r \ d e c o d e \ s a v x p \ d r i v e r s \ s d c f i l t e r \ w i n 7 _ a m d 6 4 \ S D C F I L T E R . I N F , t a r g e t : C : \ P r o g r a m F i l e s ( x 8 6 ) \ S o p h o s \ S o p h o s A n t i - V i r u s \ 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 C o p y O t h e r F i l e s : C o p y i n g b o o t d r i v e r s o u r c e : C : \ P r o g r a m D a t a \ S o p h o s \ A u t o U p d a t e \ c a c h e \ s o p h o s _ a u t o u p d a t e 1 . d i r \ d e c o d e \ s a v x p \ d r i v e r s \ b o o t t a s k s \ w i n 7 _ a m d 6 4 \ S O P H O S B O O T D R I V E R . I N F , t a r g e t : C : \ P r o g r a m F i l e s ( x 8 6 ) \ S o p h o s \ S o p h o s A n t i - V i r u s \ 2 0 1 7 - 0 8 - 0 2 1 2 : 3 2 : 2 0 C o p y O t h e r F i l e s : G e t R i d O f E x i s t i n g D e t o u r e d - C : \ P r o g r a m F i l e s ( x 8 6 ) \ S o p h o s \ S o p h o s A n t i - V i r u s \ s o p h o s _ d e t o u r e d . d l l d e t o u r e d e x i s t s , p r o c e e d i n g t o r e n a m e i t &