Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException

at org.gmae.gui.Helpers.focusPolicy.getDefaultComponent(focusPolicy.java:44)

at javax.swing.SortingFocusTraversalPolicy.getComponentDownCycle(Unknown Source)

at javax.swing.SortingFocusTraversalPolicy.getFirstComponent(Unknown Source)

at javax.swing.LayoutFocusTraversalPolicy.getFirstComponent(Unknown Source)

at javax.swing.SortingFocusTraversalPolicy.getDefaultComponent(Unknown Source)

at java.awt.FocusTraversalPolicy.getInitialComponent(Unknown Source)

at java.awt.DefaultKeyboardFocusManager.dispatchEvent(Unknown Source)

at java.awt.Component.dispatchEventImpl(Unknown Source)

at java.awt.Container.dispatchEventImpl(Unknown Source)

at java.awt.Window.dispatchEventImpl(Unknown Source)

at java.awt.Component.dispatchEvent(Unknown Source)

at java.awt.EventQueue.dispatchEventImpl(Unknown Source)

at java.awt.EventQueue.access$200(Unknown Source)

at java.awt.EventQueue$3.run(Unknown Source)

at java.awt.EventQueue$3.run(Unknown Source)

at java.security.AccessController.doPrivileged(Native Method)

at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)

at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)

at java.awt.EventQueue$4.run(Unknown Source)

at java.awt.EventQueue$4.run(Unknown Source)

at java.security.AccessController.doPrivileged(Native Method)

at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)

at java.awt.EventQueue.dispatchEvent(Unknown Source)

at java.awt.SequencedEvent.dispatch(Unknown Source)

at java.awt.EventQueue.dispatchEventImpl(Unknown Source)

at java.awt.EventQueue.access$200(Unknown Source)

at java.awt.EventQueue$3.run(Unknown Source)

at java.awt.EventQueue$3.run(Unknown Source)

at java.security.AccessController.doPrivileged(Native Method)

at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)

at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)

at java.awt.EventQueue$4.run(Unknown Source)

at java.awt.EventQueue$4.run(Unknown Source)

at java.security.AccessController.doPrivileged(Native Method)

at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)

at java.awt.EventQueue.dispatchEvent(Unknown Source)

at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)

at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)

at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)

at java.awt.EventDispatchThread.pumpEvents(Unknown Source)

at java.awt.EventDispatchThread.pumpEvents(Unknown Source)

at java.awt.EventDispatchThread.run(Unknown Source)

아동물리치료 gmae 깔려고 맥북에서 자바깔고 보안 다 풀고 실행해도 이런 오류뜨면서 안됩니다 도와주세요 ㅠㅠ