AWT-EventQueue-0 ERROR Error to create xcreator!AWT-EventQueue-0 ERROR error in form para designerjava.lang.NullPointerException at com.fr.design.parameter.ParameterDefinitePane.getPreferredSize(Unknown Source) at com.fr.design.gui.icontainer.UIModeControlContainer.<init>(Unknown Source) at com.fr.design.mainframe.JWorkBook$1.<init>(Unknown Source) at com.fr.design.mainframe.JWorkBook.createCenterPane(Unknown Source) at com.fr.design.mainframe.JWorkBook.createCenterPane(Unknown Source) at com.fr.design.mainframe.JTemplate.<init>(Unknown Source) at com.fr.design.mainframe.JTemplate.<init>(Unknown Source) at com.fr.design.mainframe.JWorkBook.<init>(Unknown Source) at com.fr.start.Designer.createNewTemplate(Unknown Source) at com.fr.design.mainframe.DesignerFrame.addAndActivateJTemplate(Unknown Source) at com.fr.start.BaseDesigner.openFile(Unknown Source) at com.fr.start.BaseDesigner.showDesignerFrame(Unknown Source) at com.fr.start.BaseDesigner.showDesignerFrame(Unknown Source) at com.fr.start.BaseDesigner.access$000(Unknown Source) at com.fr.start.BaseDesigner$1$1.run(Unknown Source) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:709) at java.awt.EventQueue$3.run(EventQueue.java:703) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74) at java.awt.EventQueue.dispatchEvent(EventQueue.java:728) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)有大佬帮忙分析一下吗?文档提供的“设计器启动常见问题”找不到解决方案