Solved!! Install Memu And Restart Computer .
If you get stuck when launching MEmu, it’s probably one of the 4 situations as below.
Failed to start at beginning, because
Your Windows OS (like XP) is lack of some library files.
[Solution: Upgrade OS or use Windows Repair]
or Windows OS crash or power failure make your MEmu disk image broken.
[Solution: Create a new MEmu with Multi-MEmu]
or Anti-virus software like AVAST blocks a certain file in MEmu by mistake.