Ac explorer error updating
Contact your local Help Desk to verify whether your user account is still in the system.
Solution 2-4: The computer may have been removed from the network.
You may need to check with your IT department to verify this.
This happens when a computer is unplugged from the network for a certain period of time (45-60 days for most organizations) Solution 2-5: Unplug the network cable, logon (you will be logging on with cached credentials) then plug the cable back in.
If you have been issued a new CAC since 1 February 2016 and are having problems accessing CAC enabled websites, you may have a CA certificate above 33 and need to update your Do D certificates on your computer.
Type in CMD, once in the DOS screen: type in assoc .zip=Compressed Folder (there is a space in between assoc & .zip) [You may need to run the CMD prompt as an administrator]XP fix: Double click My Computer, Select Tools, Folder Options, File Types, Scroll down to (and select) ZIP, Click the Change button, Select Compressed (zipped) Folders under Recommended Programs, select OK.Visual steps NOTE: You will need internet access and 2 CAC readers on this particular computer for this to work.Solution 2-2: This error is mostly seen when a Soldier tries to logon to a computer that is part of a domain that his / her account has been deleted (or never had an account).NOTE: This will only work if you were the last person to logon to this computer.Solution 2-6: If you are a dual CAC holder, and trying to access your computer when away from the office.