可能路徑設置不對，比如大小寫錯誤導致找不到qmake編譯器，點擊VS工具欄的QT菜單，選擇options，指定qt Build所在的路徑（qt安裝路徑），然后點擊ok。
這是修改過默認安裝路徑的
免責聲明！
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