This error is due to not updating to Xcode 7.3 so you must update it Xcode 7.3 or you must try to continue developing using your Apple ID. So as Cydia Impactor, it also has many errors and one of them is Xcode 7.3 error also called provision.cpp line: 81. Developers have introduced solutions for almost every error and they are working with the other errors. Different types of work exist such as run time errors, connection problems, server issues etc. Errors also cause a difference between the desired work and the computed work.
Error delays are work as we must sacrifice extra time and energy to fix them and it causes us to finish the desired work later than the time we expected. We all face errors when we are working with an app as neither us nor the computer is 100% perfect. Later this tool was also named as Cydia Eraser. It is a tool similar to SemiRestore that you can wipe the device and preserve the iOS version. This tool is absolutely free which means you can use it without paying even a penny. This tool is the best to sideload various official and non official apps to iOS devices.
One of the key features of this app is that you do not need to install jailbreak apps to jailbreak your device.
This tool works for world major operating systems namely Windows, Mac and Linux. This is an amazing Graphical User Interface device that is really safe for iOS devices.
Jay Saurik Freeman, a single developer developed Cydia Impactor for the process of installing IPA files for iOS devices and APK files for Android devices.