实例启动失败,日志提示:bad major version at offset=6

【问题描述】
实例启动失败,日志提示Caused by: java.lang.UnsupportedClassVersionError: (com/kingdee/eas/base/license/file/LicenseRegisterCenter) bad major version at offset=6
【原因】
admin日志提示如下:
Caused by: java.lang.UnsupportedClassVersionError: (com/kingdee/eas/base/license/file/LicenseRegisterCenter) bad major version at offset=6
at java.lang.ClassLoader.defineClassImpl(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:258)
查找com/kingdee/eas/base/license/file/LicenseRegisterCenter),
通过【管理控