java.lang.IllegalArgumentException: cannot add to layout: constraints must be a GridBagConstraint

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Solutions on the web

via Coderanch by Abu Nene, 1 year ago
cannot add to layout: constraints must be a GridBagConstraint
via sun.com by Unknown author, 1 year ago
cannot add to layout: constraints must be a GridBagConstraint
via Stack Overflow by Alexander T. Kim
, 2 years ago
cannot add to layout: constraints must be a GridBagConstraint
via Oracle Community by 807569, 1 year ago
cannot add to lay out: constraints must be a GridBagConstraint
via Oracle Community by 843804, 1 year ago
cannot add to lay out: constraints must be a GridBagConstraint
via Stack Overflow by DonTahmid
, 2 years ago
cannot add to layout: constraints must be a GridBagConstraint
java.lang.IllegalArgumentException: cannot add to layout: constraints must be a GridBagConstraint
at java.awt.GridBagLayout.addLayoutComponent(Unknown Source)
at java.awt.Container.addImpl(Unknown Source)
at java.awt.Container.add(Unknown Source)
at javax.swing.plaf.basic.BasicToolBarUI$FrameListener.windowClosing(Unknown Source)
at java.awt.Window.processWindowEvent(Unknown Source)
at javax.swing.JFrame.processWindowEvent(Unknown Source)
at java.awt.Window.processEvent(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.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)

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