最后面访问根目录没有输出对象不存在，报了个错！求大神解答....

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This application has no explicit mapping for /error, so you are seeing this as a fallback.

Sat Dec 29 22:54:39 CST 2018

There was an unexpected error (type=Internal Server Error, status=500).

### Error querying database. Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown column 'third_' in 'field list' ### The error may exist in file [D:\tts9\ideaWorkspace\miaosha\target\classes\mapping\UserDOMapper.xml] ### The error may involve com.miaoshaproject.dao.UserDOMapper.selectByPrimaryKey-Inline ### The error occurred while setting parameters ### SQL: select id, name, gender, age, telphone, register_mode, third_-party_id from user_info where id = ? ### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown column 'third_' in 'field list' ; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown column 'third_' in 'field list'