An error has happened

[xxnSLN]

error: (RuntimeException) java.lang.RuntimeException: Object should first be initialized (List).
StackTrace: java.lang.RuntimeException: Object should first be initialized (List).
at anywheresoftware.b4a.AbsObjectWrapper.getObject(AbsObjectWrapper.java:32)
at anywheresoftware.b4a.objects.collections.List.getSize(List.java:117)
at org.xulihang.basiccat.project._initializetm(project.java:3007)
at org.xulihang.basiccat.project._open(project.java:3658)
at org.xulihang.basiccat.main._openproject(main.java:3912)
at org.xulihang.basiccat.main._recentprojectmi_action(main.java:4118)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:91)
at anywheresoftware.b4a.BA$1.run(BA.java:216)
at com.sun.javafx.application.PlatformImpl.lambda$null$5(PlatformImpl.java:295)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.javafx.application.PlatformImpl.lambda$runLater$6(PlatformImpl.java:294)
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at com.sun.glass.ui.win.WinApplication.lambda$null$3(WinApplication.java:177)
at java.lang.Thread.run(Thread.java:748)

[xxnSLN]

请问这个问题怎么解决？我已经碰到过好几次了。

[xulihang]

能给下复现这个问题的步骤吗

[xxnSLN]

我一直打开BasicCAT，中间有几天没有用，再回来使用就可能会出现RuntimeException的问题。