[SOLVED] Windows Server 2016 error - HRESULT = 0x800706c6 - RPC_S_INVALID_BOUND

[theodor98]

Hi i have an error on Windows Server 2016 after last update (it takes 5 hours to complete) (KB5055521)

DISM output - Error: 1734 - The array bounds are invalid


Any help on this would be appreciated


CBS.log below:

(p) CSI Payload Corrupt amd64_microsoft-windows-c..termanagementsnapin_31bf3856ad364e35_10.0.14393.4169_none_c0d8369cd0e67b48\Computer Management.lnk
Repair failed: Missing replacement payload.

Summary:
Operation: Detect and Repair
Operation result: 0x800706c6
Last Successful Step: Entire operation completes.
Total Detected Corruption: 1
CBS Manifest Corruption: 0
CBS Metadata Corruption: 0
CSI Manifest Corruption: 0
CSI Metadata Corruption: 0
CSI Payload Corruption: 1
Total Repaired Corruption: 0
CBS Manifest Repaired: 0
CSI Manifest Repaired: 0
CSI Payload Repaired: 0
CSI Store Metadata refreshed: True

Total Operation Time: 915 seconds.

2025-04-15 18:05:53, Info CBS CheckSur: hrStatus: 0x800706c6 [RPC_S_INVALID_BOUND], download Result: 0x800f0948 [CBS_E_SOURCE_MISSING_FROM_WU_CAB]
2025-04-15 18:05:53, Info CBS Count of times corruption detected: 1
2025-04-15 18:05:53, Info CBS Seconds between initial corruption detections: -1
2025-04-15 18:05:53, Info CBS Seconds between corruption and repair: -1
2025-04-15 18:05:53, Info CBS SQM: Package change report datapoints not populated because SQM is not initialized or not running online.
2025-04-15 18:05:53, Info CBS Failed to run Detect and repair. [HRESULT = 0x800706c6 - RPC_S_INVALID_BOUND]
2025-04-15 18:05:53, Info CBS Reboot mark cleared
2025-04-15 18:05:53, Info CBS Winlogon: Simplifying Winlogon CreateSession notifications
2025-04-15 18:05:53, Info CBS Winlogon: Deregistering for CreateSession notifications
2025-04-15 18:05:53, Info CBS Exec: Processing complete, session(Corruption Repairing): 31174165_3219428822 [HRESULT = 0x800706c6 - RPC_S_INVALID_BOUND]
2025-04-15 18:05:53, Error CBS Session: 31174165_3219428822 failed to perform store corruption detect and repair operation. [HRESULT = 0x800706c6 - RPC_S_INVALID_BOUND]
2025-04-15 18:05:53, Info CBS Session: 31174165_3219428822 finalized. Download error: 0x800706c6 [RPC_S_INVALID_BOUND], Reboot required: no [HRESULT = 0x800706c6 - RPC_S_INVALID_BOUND]
2025-04-15 18:05:53, Info CBS Failed to FinalizeEx using worker session [HRESULT = 0x800706c6]
2025-04-15 18:07:54, Info CBS Trusted Installer is shutting down because: SHUTDOWN_REASON_AUTOSTOP
2025-04-15 18:07:54, Info CBS TiWorker signaled for shutdown, going to exit.

 

[Windows Update Bot]

Hi @theodor98,

Welcome to Sysnative Forums!

If you haven't already, please review the posting instructions here, and attach the requested log files. Without log files, our helpers will not be able to assist, and this will slow down fixing your machine.

If logs have been already been provided, our team of volunteers will analyse the provided log files to build a fix for your system. Please be aware that this may take several days from your initial post, due to the high volume of threads that we receive.


- Sysnative Windows Update Team

 

[theodor98]

I see an similar post, the last cumulative update was KB5055521.
Downloaded Farbar Recovery Scan Tool and paste "KB5055521" and Search Registry.
I attach here the SearchReg.txt and the CBS.log.

 

[PeterJ]

Hello and welcome,

Follow the instructions below please.

Step 1:
WARNING! The following fix is specific to the user's system in this thread only. No one else should follow these instructions, as it could damage your system.

• Download
  
  SFCFix and move the executable to your desktop.
• Download the attachment SFCFix.zip and save it on your desktop.
• Save any work you have open, and close all programs.
• Drag the SFCFix.zip file over the SFCFix.exe executable and release it.
  
  
• SFCFix will launch, let it complete.
• Once done, a file will appear on your desktop, called SFCFix.txt.
• Open the file, then copy and paste its content in your next reply.

Step 2:
Restart the machine.
Run the command sfc /scannow in an elevated commandprompt and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.

 

[theodor98]

Hello, thank you — that fix worked like magic!
SFC and DISM commands working now.

 

[PeterJ]

Great. I'm glad we can help.

Take care.