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This application failed to start because no Qt platform plugin could be initialized

This application failed to start because no Qt platform plugin could be initialized

最近在新機上按照pyqt5報出這個問題。

This application failed to start because no Qt platform plugin could be initialized

看了好多回答。很遺憾都沒點到問題核心。

原因是按照pyqt5的時候,會安裝多個designer.exe。比如我在anaconda中搜尋,會出現三個designer.exe

This application failed to start because no Qt platform plugin could be initialized
This application failed to start because no Qt platform plugin could be initialized

在pycharm中配置的時候,沒有選正确的那個designer.exe的位置。就會出現以上問題。

選擇哪個是正确的呢?

This application failed to start because no Qt platform plugin could be initialized

選擇有assistant.exe 檔案路徑下的。

實在不行就挨個試。

不是少環境變量的問題。