This looks interesting. I do not run Chrome but maybe you understand or can check the path mentioned. Since it is in the Extensions folder, maybe you added an extension recently or some time in the past? When it shows Access in denied, it may not just be something blocking it but possibly it is missing or corrupted.
Operation failed: Offline portion of machine-specific and machine-independent apply operations. Error: 0x8007042B
Info MIG Processing Registry: HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof
Warning MIG Could not create object HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof. Exception class Mig::SideAwareWin32Exception: Error while creating registry key HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof: Access is denied.
Info MIG Error 5 during apply of object HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof. Will ask shell application for resolution.
Error SP Error WRITE, 0x00000005 while gathering/applying object: Registry, HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof. Will return 0
Error MIG Error 5 while applying object HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof. Shell application requested abort
Error [0x08097b] MIG Abandoning apply due to error for object: HKCU\SOFTWARE\Google\Chrome\Extensions\bbjllphbppobebmjpjcijfbakobcheof
ERROR_PROCESS_ABORTED
1067 (0x42B)
The process terminated unexpectedly.