If your computer is displaying Session3_Initialization_Failed error, then it is sure that the Windows system file is missing. There are lots of other causes that can generate SESSION3_INITIALIZATION_FAILED error. Some of the causes given below:
- Unfinished or incorrect Installation of Windows OS.
- The system file was unintentionally deleted by the user.
- The file was overwritten or deleted because of an anti-virus program.
- The corrupt or damaged hard disk was can also make the system file unreadable.