An error occured while decoding an iCalendar (ics) file as UTF-8. Check that the file, including symbols and accented letters, is encoded using the UTF-8 character encoding.
以 UTF-8 解码 iCalendar （ics） 文件发生错误。请检查该文件，包括符号和读音符号，是否都是用 UTF-8 编码的。