Forum Discussion
marty5
Aug 11, 2025Brass Contributor
Win 2025 - MCC Install Failure
WSL_Mcc_Install_Transcript
[08/11/2025 14:41:51] Completed configuration of port forwarding
[08/11/2025 14:41:51] Setting WslMccUbuntuEthZeroIp
[08/11/2025 14:41:51] Creating cache folder locations within Ubuntu image
[08/11/2025 14:41:51] Successfully completed creating cache folder locations within Ubuntu image
[08/11/2025 14:41:51] Running MCC install command line within WSL Ubuntu distro...
[08/11/2025 14:45:27] MCC install command line has completed within WSL Ubuntu distro
[08/11/2025 14:45:27] Validating MCC install to ensure it has completed successfully
[08/11/2025 14:45:27] Failure: MCC failed to install during deployment, please check install from registered task install logs to diagnose issue and retry, Return Code: 13631746
[08/11/2025 14:45:27] System.Management.Automation.RuntimeException: ScriptHalted
[08/11/2025 14:45:27] [2025-08-11] [02:45:27 PM]
[08/11/2025 14:45:27] WSL MCC install failed (ReturnCode: 13633026)
[08/11/2025 14:45:27] [2025-08-11] [02:45:27 PM]
[08/11/2025 14:45:27] Setting InvocationExitCode
[08/11/2025 14:45:27] Setting InvocationErrorMessage
[08/11/2025 14:45:27] Setting LastCompletedInstallStep
Unregistering.
[08/11/2025 14:45:28] Unregistered base Ubuntu image version: Ubuntu-24.04-Mcc after successful install of MCC
WSL_Mcc_Install_FromRegisteredTask_Transcript
[✓] Certificate matches expected thumbprint!
Geo certificate verification successful. Fetching Geo response...
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 270 100 270 0 0 29 0 0:00:09 0:00:09 --:--:-- 62
Using default MCC KV host.
[!] Only 1 cert(s) found. Server may not be sending full chain.
MCCKV certificate verification failed. Exiting.
[08/11/2025 14:45:26]
MCC install has completed within WSL Ubuntu distro
1 Reply
- marty5Brass Contributor
Appeared to be caused by Fortigate filtering category 'Freeware and Sofware Downloads'. Certificate did not fail after unblocking.