Migration Error: VMware vCenter Converter insufficient permissions to connect to admin$

If you are using VMware vCenter Converter Tool to migrate the Windows Physical / Virutal machine To-from VMware ESXi existing infra, during this Windows p2v / v2v migration having lots of errors: vmware vcenter converter insufficient permissions to connect to admin$, Insufficient permissions to connect to xxxxxxx ADMIN$ for Windows XP / 7 / 2008 SP1, SP2 / 2008R2 etc machine you are trying to convert etc. And you have been frastrated to resolving them but didn’t found any solution yet.

Don’t worry i have the solution of this VMware vCenter Converter tool migration error: vmware vcenter converter insufficient permissions to connect to admin$.

Read also: P2V Migration Error: Unable to complete converter agent installation error code 1603

vCenter Converter Tool Error List

This is common error of insufficient permissions to connect to admin$ in Windows operating system.

vCenter Converter Tool Error list:

Error 1: VMware vCenter converter insufficient permissions to connect to admin$

Error 2: Insufficient permissions to connect to xxxxxxx ADMIN$ for Windows XP / 7/ 2008 machine you are trying to convert..

Read also: Nutanix AHV: Deploy Windows Server 2008 VM

Best Solution

This solution 100% works in most of the cases to resolve the Error: VMware vCenter converter insufficient permissions to connect to admin$

This is Windows operating system error which is related to User Account Control (UAC) and requires a registry modification in order to work properly. By default, UAC remotely restricts these shares from being accessed. In order to successfully connect to an administrative share, you’ll need to disable this feature. To do this, you’ll need to create (or modify) a registry DWORD value called LocalAccountTokenFilterPolicy and set it to a value of 1.

Follow the Steps:

Step 1: Open the registry from run command to type regedit

Step 2: Go this registry path:

HKEY_LOCAL_MACHINE\ SOFTWARE\ Microsoft\ Windows\ CurrentVersion\ Policies\ System\

Now create the new DWORD 32-bit Registry entry with name: LocalAccountTokenFilterPolicy and give value 1 as given below:

LocalAccountTokenFilterPolicy
LocalAccountTokenFilterPolicy

Step 3: Take reboot, to made the changes.

Now try to migrate the Windows machine p2v / v2v, I hope, finally you get rid of vmware vcenter converter insufficient permissions to connect to admin$ error.

If above solution did not work for you then try the alternative solution given below:

Read also: Nutanix Block Vs Nutanix Node

Alternative solution 1

In few case you need to change the Windows group policy to get rid from error: VMware vCenter converter insufficient permissions to connect to admin$ as given below:

Follow steps

Step 1: Open the run command and type gpedit.msc

Step 2: Go the path:

Computer Configuration / Windows Settings / Security Settings / Local Policies / Security Option / Network access: Sharing and security model for local accounts

Modify Group Policy : Change the group policy option to: “Classic – local users authenticate as themselves”

Network access Sharing and security model for local accounts
Network access Sharing and security model for local accounts

Step 3: Take reboot, to made the changes.

Now try to migrate the Windows machine.

Read also: Nutanix Infra Default Credentials

Alternative Solution 2

Cross Check Windows Share Configuration

If above two methods did not work, then i would suggest to cross check the Windows share configuration.

Step1: Open the run and Browse the \\localhost

If you are available to access the //localhost then its good news. If does not the follow the step 2.

Step 2: Open run command and type fsmgmt.msc

fsmgmt_msc
fsmgmt_msc

Check the share points configuration.

Read also: Nutanix AHV: VLAN Tagging on Guest VM

Conclusion

I hope above solution will work for you to resolve the issue: VMware vCenter converter insufficient permissions to connect to admin$ error and will be started the migration ahead.

Thanks to being with HyperHCI Tech Blog to stay tuned for latest techie posts.!

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