Details of the error and exception stack
org.pentaho.ui.xul.XulException: org.pentaho.ui.xul.XulException: java.lang.reflect.InvocationTargetException
The reason: jdk version, before installing the jdk version is 12, but the kettle 7.0 supports version jdk1.8, does not support the 1112 version
Installation of jdk 1.8, modify environment variables, you can restart
