Fixing Mac App Store Update Error 1100
When you get this NSURL Error Domain Error-1100 you should know that your iOS is not able to connect through the internet to the server of Apple’s App Store. This could mean two things – first that either the domain name of Apple’s App Store server has changed or when it changed the new address link sent by them to your iOS fails to recognize as trusted site, second could be the corruption of your address/ domain location folder of you App Store.
To resolve this issue the steps involved are manual and take time for you to be able to understand the procedures if you have never ever done this then try using MacKeeper for fast and reliable solution.
It fails to update your apps through your App Store.
Solution – This is how you need to proceed when trying to address this problem of Mac App Store Update Error 1100. Follow, the steps closely otherwise you would regret it later.
1. Delete PLISTs
2. Use Go to Folder in the Go menu to navigate to that folder Replacing <my username> with the login user trying to access the store, the file in question is after the last slash. Quitting from the Mac App Store is recommended before you delete these files, by going to the Mac App Store menu and selecting Quit.]
3. In Applications -> Utilities -> Terminal type or copy/paste: sudo killall -HUP mDNSResponder
[Hit enter/return key when done typing the above. Enter your administrative password when requested followed by return/enter key.]
Mac OS X 10.6.6 to 10.6.8 users should use instead: sudo dscacheutil -flushcache
4. Restart, then:
Open System Preferences – Network
Highlight active connection
Renew DHCP Lease
If these steps do not help you then there is no need to rattle your head with it you could simply try using MacKeeper tool. This will help you clean the disk for all corruption and data fixation. It has inbuilt file search and recover any file format. Also, has back-up generation that automatically saves your files to your hard disk.