How to delete Corrupted / errored list / picture library in SharePoint SP 2010 /2007

The reason for  error like " Exception from HRESULT 0×81070215  " is custom list definition and list instance is not properly defined. That means field / columns in the content type has issues with that (some necessary fields / column might not be be defined there)

Please try to fix this by doing correct list definition, list instance and its content type otherwise delete the list using stsadm.exe force delete command

If you receive error Exception from HRESULT 0×81070215 when you open a list in browser or access the SharePoint site manager, a list has not properly been deleted and is in a corrupted state, which means you can not able to delete using browser hence you have to delete the corrupted list using stsadm forcedeletelist command.

Steps:

• Go to start->run->cmd (it will open command window)

• For Sharepoint 2007, Use cd C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\12\BIN. 
•  For Sharepoint 2010, Use cd C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\14\BIN.

• To find the help for forcedeletelist user following command,
• Stsadm –help forcedeletelist
• To delete particular corrupt list use following command,
• Stsadm -o forcedeletelist -url http://WebAppName/subsitename/lists/listname