in der Log-Datei steht
v2011-12-03 18:39:05:331 536 12d4 DnldMgr ** START ** DnldMgr: Downloading updates [CallerId = AutomaticUpdatesWuApp]
2011-12-03 18:39:05:331 536 12d4 DnldMgr *********
2011-12-03 18:39:05:331 536 12d4 DnldMgr * Call ID = {37A90838-7E3A-43BA-A3A3-694477984A4F}
2011-12-03 18:39:05:331 536 12d4 DnldMgr * Priority = 3, Interactive = 1, Owner is system = 0, Explicit proxy = 0, Proxy session id = 1, ServiceId = {7971F918-A847-4430-9279-4A52D1EFE18D}
2011-12-03 18:39:05:331 536 12d4 DnldMgr * Updates to download = 1
2011-12-03 18:39:05:331 536 12d4 Agent * Title = Windows 7 Service Pack 1 für x64-basierte Systeme (KB976932)
2011-12-03 18:39:05:331 536 12d4 Agent * UpdateId = {5DA03162-868E-4567-80A2-D046B3FB1B09}.100
2011-12-03 18:39:05:331 536 12d4 Agent * Bundles 4 updates:
2011-12-03 18:39:05:331 536 12d4 Agent * {E7919EF5-4E2A-4EBE-B5C2-F3FB72C1F451}.100
2011-12-03 18:39:05:331 536 12d4 Agent * {0BC76EFA-678D-4351-A718-77B8A6D7B32A}.100
2011-12-03 18:39:05:331 536 12d4 Agent * {F9164872-3E27-4410-B4FC-038814549BB1}.100
2011-12-03 18:39:05:331 536 12d4 Agent * {ADC2C441-677D-4C62-BEC4-3CA015C769C3}.100
2011-12-03 18:39:05:331 536 e00 AU Getting featured update notifications. fIncludeDismissed = true
2011-12-03 18:39:05:331 536 e00 AU No featured updates available.
2011-12-03 18:39:05:347 536 12d4 DnldMgr *********** DnldMgr: New download job [UpdateId = {E7919EF5-4E2A-4EBE-B5C2-F3FB72C1F451}.100] ***********
2011-12-03 18:39:05:347 536 12d4 DnldMgr * All files for update were already downloaded and are valid.
2011-12-03 18:39:05:347 536 12d4 DnldMgr *********** DnldMgr: New download job [UpdateId = {0BC76EFA-678D-4351-A718-77B8A6D7B32A}.100] ***********
2011-12-03 18:39:05:534 536 12d4 DnldMgr * All files for update were already downloaded and are valid.
2011-12-03 18:39:05:550 536 12d4 DnldMgr *********** DnldMgr: New download job [UpdateId = {F9164872-3E27-4410-B4FC-038814549BB1}.100] ***********
2011-12-03 18:39:05:550 536 12d4 DnldMgr * Queueing update for download handler request generation.
2011-12-03 18:39:05:550 536 12d4 DnldMgr *********** DnldMgr: New download job [UpdateId = {ADC2C441-677D-4C62-BEC4-3CA015C769C3}.100] ***********
2011-12-03 18:39:05:550 536 12d4 DnldMgr * All files for update were already downloaded and are valid.
2011-12-03 18:39:05:550 536 12d4 DnldMgr Generating download request for update {F9164872-3E27-4410-B4FC-038814549BB1}.100
2011-12-03 18:39:05:721 536 12d4 Handler Generating request for CBS update F9164872-3E27-4410-B4FC-038814549BB1 in sandbox C:\windows\SoftwareDistribution\Download\a88203c5831df77ae060d14f2bd14310
2011-12-03 18:39:05:721 536 12d4 Handler Selected payload type is ptExpress
2011-12-03 18:39:05:721 536 12d4 Handler UH: DpxRestoreJob returned 0x80070002
2011-12-03 18:39:05:721 536 12d4 Handler Detected download state is dsHavePackage
2011-12-03 18:43:46:696 536 e00 Handler FATAL: CBS called Error with 0x80073701,
2011-12-03 18:43:46:696 536 12d4 Handler FATAL: UH: 0x80073701: Async stage operation failed in CUHCbsHandler::StageCbsPackage
2011-12-03 18:43:46:696 536 12d4 Handler FATAL: Request generation for CBS update complete with hr=0x80073701 and pfResetSandbox=0
2011-12-03 18:43:46:696 536 12d4 Handler FATAL: Error source is 106.
2011-12-03 18:43:46:696 536 12d4 DnldMgr FATAL: DM:CAgentDownloadManager::GenerateAllDownloadRequests: GenerateDownloadRequest failed with 0x80073701.
2011-12-03 18:43:46:696 536 12d4 DnldMgr Error 0x80073701 occurred while downloading update; notifying dependent calls.
2011-12-03 18:44:00:190 536 12d4 Agent *********
2011-12-03 18:44:00:190 536 e84 AU >>## RESUMED ## AU: Download update [UpdateId = {5DA03162-868E-4567-80A2-D046B3FB1B09}]
2011-12-03 18:44:00:190 536 12d4 Agent ** END ** Agent: Downloading updates [CallerId = AutomaticUpdatesWuApp]
2011-12-03 18:44:00:190 536 e84 AU # WARNING: Download failed, error = 0x80073701
2011-12-03 18:44:00:190 536 12d4 Agent *************
2011-12-03 18:44:00:190 536 e84 AU #########
2011-12-03 18:44:00:190 536 e84 AU ## END ## AU: Download updates
2011-12-03 18:44:00:190 536 e84 AU #############
2011-12-03 18:44:00:190 536 12d4 Report CWERReporter finishing event handling. (00000000)
2011-12-03 18:44:00:190 536 e84 AU Setting AU scheduled install time to 2011-12-04 02:00:00
2011-12-03 18:44:00:190 536 12d4 Report REPORT EVENT: {FA25FF39-1AF5-4789-931C-47830F98791C} 2011-12-03 18:43:46:711+0100 1 161 106 {5DA03162-868E-4567-80A2-D046B3FB1B09} 100 80073701 AutomaticUpdatesWuApp Failure Content Download Error: Download failed.
2011-12-03 18:44:00:190 536 e84 AU Successfully wrote event for AU health state:0
2011-12-03 18:44:00:190 536 e84 AU Currently showing Progress UX client - so not launching any other client
2011-12-03 18:44:00:190 536 e84 AU Successfully wrote event for AU health state:0
2011-12-03 18:44:00:190 536 d70 AU Getting featured update notifications. fIncludeDismissed = true
2011-12-03 18:44:00:190 536 d70 AU No featured updates available.
2011-12-03 18:44:00:190 536 12d4 Report CWERReporter::HandleEvents - WER report upload completed with status 0x8
2011-12-03 18:44:00:190 536 12d4 Report WER Report sent: 7.3.7600.16385 0x80073701 5DA03162-868E-4567-80A2-D046B3FB1B09 Download 106 Unmanaged
2011-12-03 18:44:00:221 536 12d4 Report CWERReporter finishing event handling. (00000000)
2011-12-03 18:44:01:126 536 d70 AU BeginInteractiveInstall invoked for Install
2011-12-03 18:44:01:126 536 d70 AU Auto-approved 0 update(s) for install (for Ux), installType=0
2011-12-03 18:44:01:126 536 d70 AU WARNING: BeginInteractiveInstall failed, error = 0x8024000C
2011-12-03 18:44:01:438 536 1204 AU AU received handle event
2011-12-03 18:44:01:438 536 1204 AU No featured updates notifications to show
2011-12-03 18:44:01:438 536 1204 AU UpdateDownloadProperties: 0 download(s) are still in progress.
2011-12-03 18:44:01:438 536 1204 AU Triggering Offline detection (non-interactive)
2011-12-03 18:44:01:438 536 1204 AU AU setting pending client directive to 'Install Complete Ux'
2011-12-03 18:44:01:438 536 1204 AU WARNING: Pending directive, 'Install Complete Ux', is not applicable
2011-12-03 18:44:01:484 536 1204 AU Successfully wrote event for AU health state:0
2011-12-03 18:44:01:484 536 1204 AU #############
2011-12-03 18:44:01:484 536 1204 AU ## START ## AU: Search for updates
2011-12-03 18:44:01:484 536 1204 AU #########
2011-12-03 18:44:01:484 536 1204 AU <<## SUBMITTED ## AU: Search for updates [CallId = {4D5D1C96-8611-4F7F-B780-BD6565259C28}]
2011-12-03 18:44:01:484 536 12d4 Agent *************
2011-12-03 18:44:01:484 536 12d4 Agent ** START ** Agent: Finding updates [CallerId = AutomaticUpdates]
2011-12-03 18:44:01:484 536 12d4 Agent *********
2011-12-03 18:44:01:484 536 12d4 Agent * Online = No; Ignore download priority = No
2011-12-03 18:44:01:484 536 12d4 Agent * Criteria = "IsInstalled=0 and DeploymentAction='Installation' or IsPresent=1 and DeploymentAction='Uninstallation' or IsInstalled=1 and DeploymentAction='Installation' and RebootRequired=1 or IsInstalled=0 and DeploymentAction='Uninstallation' and RebootRequired=1"
2011-12-03 18:44:01:484 536 12d4 Agent * ServiceID = {7971F918-A847-4430-9279-4A52D1EFE18D} Third party service
2011-12-03 18:44:01:484 536 12d4 Agent * Search Scope = {Machine}