Matlab GUI run very slow when so much attribute put inside of it

Hi all..

Recently i am designing an application that contain so many pop up menu, editable text, static text and axes. whenever i tried to RUN it or SAVE it the GUI has performed very slow respond, although my laptop is running on i5 core with 8gb ram.

sometimes the error said:

Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space at java.util.ResourceBundle.getBundleImpl(Unknown Source) at java.util.ResourceBundle.getBundle(Unknown Source) at com.jidesoft.grid.GridResource.getResourceBundle(Unknown Source) at com.jidesoft.grid.PropertyPane.getResourceString(Unknown Source) at com.jidesoft.grid.PropertyPane.resetDescription(Unknown Source) at com.jidesoft.grid.PropertyPane.valueChanged(Unknown Source) at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source) at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source) at javax.swing.DefaultListSelectionModel.setValueIsAdjusting(Unknown Source) at javax.swing.JTable.clearSelectionAndLeadAnchor(Unknown Source) at javax.swing.JTable.tableChanged(Unknown Source) at com.jidesoft.grid.JideTable.tableChanged(Unknown Source) at com.jidesoft.grid.CellSpanTable.tableChanged(Unknown Source) at com.jidesoft.grid.TreeTable.tableChanged(Unknown Source) at javax.swing.table.AbstractTableModel.fireTableChanged(Unknown Source) at javax.swing.table.AbstractTableModel.fireTableDataChanged(Unknown Source) at com.mathworks.mlwidgets.inspector.PropertyRootNode$1$1.run(PropertyRootNode.java:367) at java.awt.event.InvocationEvent.dispatch(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) Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC overhead limit exceeded Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC overhead limit exceeded Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC overhead limit exceeded Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC overhead limit exceeded Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC overhead limit exceeded Exception in thread "Timer-1" java.lang.OutOfMemoryError: GC overhead limit exceeded

any suggestion on how to handle this problem?? thanks