1.在idea首頁 Confige-->setting-->build,execution,deployment-->buildTool-->maven-->work office勾選,apply,ok
2.進入導入的項目中,先點擊右側Maven Project-->lifecycle-->install,下載jar包;
3.下載完畢后,關閉項目,到首頁Confige-->setting-->build,execution,deployment-->buildTool-->maven-->work office取消勾選,apply,ok
4.進入項目,就解決問題了
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原文:https://blog.csdn.net/weixin_42420249/article/details/81191861