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SigmaStudioPlus can not start

Category: Software
Product Number: EV-21569-SOM REV B
Software Version: SigmaStudioPlus rel2.0.0

I am using SigmaStudioPlus to import a previous SS project. After I imported with the XMLs successfully, I tried to open the Schematics inside. And my SigmaStudioPlus finally crashed and exited by itself. Then, when I try to reopen the SigmaStudioPlus, it will suspend at the following UI:

And I have tried to uninstall & reinstall SigmaStudioPlus, but it still can not start. Could you tell me why and how to solve it?