Remove Update Manually
1. Click on the Start button and in the search box, type Command Prompt
2. When you see Command Prompt on the list, right-click on it and select Run as administrator
3. When command prompt opens, copy and paste the following command into it, press enter
wusa /uninstall /KB:4019264
4. Let me know if it says it was successful or if there are any errors. If there are none, please try updating again, and provide CBS.log if any fail.