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CWmi::Connect() failed to connect to \DP\root\CIMv2. Error = 0x800706BA
I can connect to Dp from primary server, All share exist on DP I cant see any issue between pri/DP
Hi @lalajee,
1, The meaning of error code 0x800706ba is RPC server is unavailable. RPC is one of the core components of Windows. SCCM uses that component in many scenarios.
For more information about this error, please refer to this link:
Note: Microsoft provides third-party contact information to help you understand the problem. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.
2, If the error cannot be resolved, please help upload the full distmgr.log and PkgXferMgr.log for our reference.
Looking forward to your feedback.
Best regards
Cherry
All fire ports are open, it was working but after the update it stop working (Windows Update).
I found this
https://support.microsoft.com/en-us/topic/kb5004442-manage-changes-for-windows-dcom-server-security-feature-bypass-cve-2021-26414-f1400b52-c141-43d2-941e-37ed901c769c In event I see same errors on DP
"The server-side authentication level policy does not allow the user %1%2 SID (%3) from address %4 to activate DCOM server. Please raise the activation authentication level at least to RPC_C_AUTHN_LEVEL_PKT_INTEGRITY in client application."
(%1 – domain, %2 – user name, %3 – User SID, %4 – Client IP Address)
this reg key is already applied nullnullnullnull
Path: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Ole\AppCompat
Value Name: "RequireIntegrityActivationAuthenticationLevel"
Type: dword
Value Data: default= 0x00000000 means disabled. 0x00000001 means enabled. If this value is not defined, it will default to enabled.
Hi,
May we know the latest status of the question? If there is any other assistance we can provide, please feel free to let us know, we will do our best to help you.
Looking forward to your feedback.
Best regards,
Cherry
Fix, after updating all server to same patch level it fix the issue