java.lang.OutOfMemoryError

another outOfMemorry exception:
soapUi.log:
May 2, 2012 8:14:45 AM sun.awt.X11.XToolkit processException
WARNING: Exception on Toolkit thread
java.lang.OutOfMemoryError: GC overhead limit exceeded
at sun.awt.SunToolkit.wakeupEventQueue(Unknown Source)
at sun.awt.PostEventQueue.postEvent(Unknown Source)
at sun.awt.SunToolkit.postEvent(Unknown Source)
at sun.awt.X11.XWindow.postEvent(Unknown Source)
at sun.awt.X11.XWindow.postEventToEventQueue(Unknown Source)
at sun.awt.X11.XWindow.handleMotionNotify(Unknown Source)
at sun.awt.X11.XBaseWindow.dispatchEvent(Unknown Source)
at sun.awt.X11.XBaseWindow.dispatchToWindow(Unknown Source)
at sun.awt.X11.XToolkit.dispatchEvent(Unknown Source)
at sun.awt.X11.XToolkit.run(Unknown Source)
at sun.awt.X11.XToolkit.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC overhead limit exceeded
at java.awt.image.DataBufferInt.<init>(Unknown Source)
at java.awt.image.Raster.createPackedRaster(Unknown Source)
at java.awt.image.DirectColorModel.createCompatibleWritableRaster(Unknown Source)
at sun.awt.image.SunVolatileImage.getBackupImage(Unknown Source)
at sun.awt.image.VolatileSurfaceManager.getBackupSurface(Unknown Source)
at sun.awt.image.VolatileSurfaceManager.initialize(Unknown Source)
at sun.awt.image.SunVolatileImage.<init>(Unknown Source)
at sun.awt.image.SunVolatileImage.<init>(Unknown Source)
at java.awt.GraphicsConfiguration.createCompatibleVolatileImage(Unknown Source)
at java.awt.GraphicsConfiguration.createCompatibleVolatileImage(Unknown Source)
at javax.swing.RepaintManager.getVolatileOffscreenBuffer(Unknown Source)
at javax.swing.RepaintManager$PaintManager.paint(Unknown Source)
at javax.swing.BufferStrategyPaintManager.paint(Unknown Source)
at javax.swing.RepaintManager.paint(Unknown Source)
at javax.swing.JComponent._paintImmediately(Unknown Source)
at javax.swing.JComponent.paintImmediately(Unknown Source)
at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
at javax.swing.RepaintManager.seqPaintDirtyRegions(Unknown Source)
at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(Unknown Source)
at java.awt.event.InvocationEvent.dispatch(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$000(Unknown Source)
at java.awt.EventQueue$1.run(Unknown Source)
at java.awt.EventQueue$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.AccessControlContext$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)

error.log:

2012-05-02 08:14:37,273 ERROR [errorlog] java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOf(Unknown Source)
at java.lang.AbstractStringBuilder.expandCapacity(Unknown Source)
at java.lang.AbstractStringBuilder.append(Unknown Source)
at java.lang.StringBuffer.append(Unknown Source)
at org.apache.xmlbeans.impl.store.CharUtil.getString(CharUtil.java:59)
at org.apache.xmlbeans.impl.store.CharUtil$CharJoin.getString(CharUtil.java:722)
at org.apache.xmlbeans.impl.store.CharUtil$CharJoin.access$000(CharUtil.java:646)
at org.apache.xmlbeans.impl.store.CharUtil.getString(CharUtil.java:111)
at org.apache.xmlbeans.impl.store.Xobj.getValueAsString(Xobj.java:1190)
at org.apache.xmlbeans.impl.store.Xobj.getValueAsString(Xobj.java:1250)
at org.apache.xmlbeans.impl.store.Cur.getValueAsString(Cur.java:2368)
at org.apache.xmlbeans.impl.store.Cursor._getTextValue(Cursor.java:1184)
at org.apache.xmlbeans.impl.store.Cursor.getTextValue(Cursor.java:3695)
at com.eviware.soapui.support.xml.XmlObjectConfigurationReader.readString(XmlObjectConfigurationReader.java:93)
at com.eviware.soapui.impl.wsdl.teststeps.WsdlGroovyScriptTestStep.readConfig(WsdlGroovyScriptTestStep.java:107)
at com.eviware.soapui.impl.wsdl.teststeps.WsdlGroovyScriptTestStep.<init>(WsdlGroovyScriptTestStep.java:71)
at com.eviware.soapui.impl.wsdl.teststeps.registry.GroovyScriptStepFactory.buildTestStep(GroovyScriptStepFactory.java:37)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCase.createTestStepFromConfig(WsdlTestCase.java:317)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCase.<init>(WsdlTestCase.java:108)
at com.eviware.soapui.impl.wsdl.WsdlTestCasePro.<init>(SourceFile:31)
at com.eviware.soapui.impl.wsdl.WsdlTestSuitePro.buildTestCase(SourceFile:64)
at com.eviware.soapui.impl.wsdl.WsdlTestSuite.<init>(WsdlTestSuite.java:82)
at com.eviware.soapui.impl.wsdl.WsdlTestSuitePro.<init>(SourceFile:27)
at com.eviware.soapui.impl.wsdl.WsdlProjectPro.buildTestSuite(SourceFile:833)
at com.eviware.soapui.impl.wsdl.WsdlProjectPro.loadProject(SourceFile:210)
at com.eviware.soapui.impl.wsdl.WsdlProject.<init>(WsdlProject.java:234)
at com.eviware.soapui.impl.wsdl.WsdlProjectPro.<init>(SourceFile:161)
at com.eviware.soapui.impl.wsdl.WsdlProjectProFactory.createNew(SourceFile:53)
at com.eviware.soapui.impl.wsdl.WsdlProjectProFactory.createNew(SourceFile:16)
at com.eviware.soapui.impl.WorkspaceImpl.reloadProject(WorkspaceImpl.java:539)
at com.eviware.soapui.impl.wsdl.WsdlProject.reload(WsdlProject.java:1254)
at com.eviware.soapui.impl.wsdl.actions.project.ReloadProjectAction.perform(ReloadProjectAction.java:62)