報錯：Unable to save settings: Failed to save settings. Please restart intellij idea(webStorm)

1：用intellij idea打開項目，企圖打開兩個窗口，但是不會，於是百度搜如何讓intellij idea打開新窗口 https://blog.csdn.net/u013295091/article/details/82689120 答案靠譜 2：正要編輯的時候，突然報錯Unable to save settings: Failed to save settings. Please rest

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