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    Bug 
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    Resolution: Cannot Reproduce
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     Not Evaluated Not Evaluated
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    None
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    Qt Creator 4.9.0
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    None
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    windows 7
 Processor: Intel(R) Pentium(R) CPU G4400 @ 3.30GHz 3.30GHz
 RAM: 4.00GB
 System type: 32-bit OS
step 1: start the Qt Creator
step 2: Qt Creator no response when open a project or open a document below the project,
and i try to delete the dir 'QtProject' below path "C:\Users\v4231\AppData\Roaming" reconfigure project
when I double click and select the kits of Desktop Qt 5.12.2 MinGW 32-bit Qt Creator also no response
they happen occasionally.
can you tell me how to solve this problem?
thank you!