Excel cannot open the file ~$Book.xltx

錯誤提示：

Excel 無法打開文件“~$book.xltm”，因爲文件格式或文件擴展名無效

Excel cannot open the file ~$Book.xltx because the file format is not valid, please verify the file or extension is not corrupt

Solution:

清空 C:\Users\%用戶ID%\AppData\Roaming\Microsoft\Excel\XLSTART

清空 C:\Program Files\Microsoft Office\Office12\XLSTART