sourceinsight4.0 [Problem] (Failed to open the project): source insight project: xxxx is busy and cannot be opened

Problem Description

When opening a project project, it prompts source insight project: xxxx is busy and cannot be opened, and a project project cannot be opened;

problem solved:

Reference blog:
https://www.cnblogs.com/Pan-Z/p/10622699.html

1. Delete the backup folder in SI,

2. Restart the computer or virtual machine