I found the log, Doesn't really seems to understand it so much..
SymRollbackCleanup Failed to delete empty registry key: 'Symantec' with error:0
MSI (s) (18:38) [16:05:30:094]: Executing op: ActionStart(Name=LeaveVolatileRollbackKey,,)
MSI (s) (18:38) [16:05:30:094]: Executing op: CustomActionRollback(Action=LeaveVolatileRollbackKey,ActionType=3329,Source=BinaryData,Target=LeaveVolatileUninstallKey,)
MSI (s) (18:AC) [16:05:30:094]: Invoking remote custom action. DLL: C:\Windows\Installer\MSI8C0A.tmp, Entrypoint: LeaveVolatileUninstallKey
MSI (s) (18:38) [16:05:30:140]: Executing op: ActionStart(Name=installFailure,Description=Logging install failure,Template=[1])
MSI (s) (18:38) [16:05:30:156]: Executing op: CustomActionRollback(Action=installFailure,ActionType=1281,Source=BinaryData,Target=installFailure,)
MSI (s) (18:D0) [16:05:30:156]: Invoking remote custom action. DLL: C:\Windows\Installer\MSI8C49.tmp, Entrypoint: installFailure
IDC::CancelEvent Signaling Global\SymIDCInstallComplete
IDCCA: Failed to set property IdcXmlPath to C:\Windows\Temp\idc.xml (6)
IDC::CancelEvent Received WAIT_COMPLETE_EVENT event
IDCCA: Machine ID: 9eaadec805c59492ac968ad1cf522e4b578faa4
Action ended 16:05:30: waitForIDCEvent. Return value 0.
IDCCA: Collecting file c:\program files\symantec\symantec endpoint protection\12.1.6168.6000.105\scripts\installscript.sis
IDCCA: Collecting file c:\program files\symantec\symantec endpoint protection\12.1.6168.6000.105\scripts\rollback.rbs
IDCCA: Collecting file c:\programdata\symantec\symantec endpoint protection\12.1.6168.6000.105\data\install\logs\sis_inst.log
IDCCA: Collecting file c:\users\admini~1\appdata\local\temp\sep_inst.log
IDCCA: Collecting file c:\windows\temp\database.db
IDCCA: HttpQueryInfo: 200 OK Error: 0
IDCCA: SETI::CUploadFile::logout200 OK
MSI (s) (18:38) [16:05:39:926]: Executing op: ActionStart(Name=CommunicateRollback,,)
MSI (s) (18:38) [16:05:39:941]: Executing op: CustomActionRollback(Action=CommunicateRollback,ActionType=1345,Source=BinaryData,Target=CommunicateRollback,CustomActionData=12.1.6168.6000;C:\Users\Administrator\AppData\Local\Temp\Symantec\;;105)
MSI (s) (18:08) [16:05:39:941]: Invoking remote custom action. DLL: C:\Windows\Installer\MSIB27F.tmp, Entrypoint: CommunicateRollback
Communicate RB: calling communicate state with the following arguments:
Communicate RB: Prodversion = 12.1.6168.6000
Communicate RB: PathToSylink = C:\Users\Administrator\AppData\Local\Temp\Symantec\
Communicate RB: Oldversion =
Communicate RB: ReasonStr =
MSI (s) (18:38) [16:05:41:486]: Executing op: End(Checksum=0,ProgressTotalHDWord=0,ProgressTotalLDWord=0)
MSI (s) (18:38) [16:05:41:486]: Error in rollback skipped. Return: 5
Communicate RB: StatusCode = 302469120
MSI (s) (18:38) [16:05:41:502]: Note: 1: 2318 2:
MSI (s) (18:38) [16:05:41:502]: Calling SRSetRestorePoint API. dwRestorePtType: 13, dwEventType: 103, llSequenceNumber: 458, szDescription: "".
MSI (s) (18:38) [16:05:41:502]: The call to SRSetRestorePoint API succeeded. Returned status: 0.
MSI (s) (18:38) [16:05:41:502]: Unlocking Server
MSI (s) (18:38) [16:05:41:502]: PROPERTY CHANGE: Deleting UpdateStarted property. Its current value is '1'.
Action ended 16:05:41: INSTALL. Return value 3.