You cannot join a HomeGroup with an error message "Windows cannot set up a HomeGroup on this computer. Error code: 0x80630801".
In addition, you may observe the issue that "Peer Networking Grouping" service cannot be started on this computer.
The error code 0x80630801 means PEER_E_CERT_STORE_CORRUPTED. The Identity Store has been corrupted.
To resolve this issue, we need to delete idstore.sst from the %appdata%\peernetworking folder. Please follow the steps below:
1. From an elevated CMD prompt, type in the following command:
Net stop p2pimsvc /y
2. Delete the following file:
3. Reboot the computer.
Then you should be able to join HomeGroup.
DID NOT WORK FOR ME
Hi,It didn't work for me either.I couldn't see my password.- fixed by deleting idstoreI can't add a reinstall PC to the homegroup.Test on the host cant find/start group.Im hoping to fix it soon
I cannot start the Peer Name Resolution Protocol service either. It is preventing me from starting a HomeGroup. I received the error message: "Windows could not start the Peer Name Resolution Protocol service on Local Computer. Error 0x8009000f: Object
Does anyone have an idea as to which object already exists? How do I delete the existing object? I have tried deleting the idstore.sst file without success. I have tried starting the computer in Safe Mode with Networking without success. I have tried a clean
boot without success. No matter what I try, the service will not start.
System Manufacturer: TOSHIBA
System Model: Satellite S875
System Type: x64-based PC
OS Name: Microsoft Windows 7 Home Premium
Version: 6.1.7601 Service Pack 1 Build 7601
Processor: Intel(R) Core(TM) i7-3610QM CPU @ 2.30 GHz, 2301 Mhz, 4 Cores, 8 Logical Processors
BIOS Version/Date: Insyde Corp. 6.80, 10/1/2013
SMBIOS Version: 2.7
Boot Device: \Device\HarddiskVolume1
Installed Physical Memory (RAM): 16.0 GB
Thank you, in advance, for your assistance.