Updated the thread.
TaiG has also been updated to 2.1.3:
V2.1.3 (2015-06-28)
Fix the issue of getting stuck at 20% while jailbreaking.
Update the latest Cydia 1.1.18 and UIKitTools 1.1.1.0; fix the issue of icon missing after jailbreak.
Fix long startup time of iPhone 4s after jailbreak.
Fix the issue that TaiG Jailbreak Tool doesn't work on the virtual machine.
All issues with the jailbreak have been answered in a support topic or in this topic: http://iosgods.com/topic/9830-tutorial-how-to-fix-taig-1001-1002-10034567-110345-jailbreak-errors-ios-81-83-jailbreak/
Use the official links from TaiG. taig.com/en
Update to 8.3 via iTunes, not OTA then Jailbreak.