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java.io.IOException: Bad file number	at com.sun.tools.jdi.ProcessAttachingConnector.attach(ProcessAttachingConnector.java:104)	at nsk.share.jdi.ConnectorTest.tryAttach(ConnectorTest.java:145)	at nsk.jdi.AttachingConnector.attach.attach004.attach004.doTest(attach004.java:96)	at nsk.share.jdi.ConnectorTest.runIt(ConnectorTest.java:109)	at nsk.jdi.AttachingConnector.attach.attach004.attach004.run(attach004.java:44)	at nsk.jdi.AttachingConnector.attach.attach004.attach004.main(attach004.java:40)