我无法在vs代码中更改颜色主题，但无法写入用户设置

Question

我无法在VS Code中更改主题。它说，无法写入用户设置。请打开用户设置以更正其中的错误/警告，然后重试。

    {  

             "terminal.integrated.
               shell.windows": 
                "C:\\Program 
              Files\\Git\\bin\\bash.exe",
                "files.autoSave": 
                "afterDelay"
            }


        "highlight-matching-tag.styles" : 
        {
            "opening": {
             "left": {
               "custom": {
                  "borderWidth": "0 0 0 3px",
                  "borderStyle": "dotted",
                   "borderColor": "white",
                  "borderRadius": "5px", 
                  "overviewRulerColor": 
        "white"
                 }
               },
               "right": {
                "custom": {
                       "borderWidth": "0 1px 0 0",   
                  "borderStyle": "dotted",
                  "borderColor": "white",
                  "borderRadius": "5px",
                  "overviewRulerColor": "white"
              }
               }
            }
         }