java Deployment Services reported: Bad version number in .class file

Original link: http://www.cnblogs.com/heml/p/4911038.html

Problem Cause: jdk version of the server version and class files are inconsistent, jdk version of the server is generally lower than the class files compiled version

Solution: jdk modify the server

Reproduced in: https: //www.cnblogs.com/heml/p/4911038.html