Build exception: C:\eclipseF1\eclipse\workspace\しいはちまに\build.xml:41: Directory C:\eclipseF1\eclipse\workspace\しいはちまに\??????????????????ar.bin creation was not successful for an unknown reason
Build exception: C:\eclipseF1\eclipse\workspace\しいはちまに\build.xml:41: Directory C:\eclipseF1\eclipse\workspace\しいはちまに\??????????????????ar.bin creation was not successful for an unknown reason
C:\eclipseF1\eclipse\workspace\しいはちまに\build.xml:41: Directory C:\eclipseF1\eclipse\workspace\しいはちまに\????????????????ar.bin creation was not successful for an unknown reason
	at org.apache.tools.ant.taskdefs.Mkdir.execute(Mkdir.java:85)
	at org.apache.tools.ant.Task.perform(Task.java:217)
	at org.apache.tools.ant.Target.execute(Target.java:184)
	at org.apache.tools.ant.Target.performTasks(Target.java:202)
	at org.apache.tools.ant.Project.executeTarget(Project.java:601)
	at org.apache.tools.ant.Project.executeTargets(Project.java:560)
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:269)
	at java.lang.reflect.Method.invoke(Native Method)
	at org.eclipse.ant.core.AntRunner.run(AntRunner.java:155)
	at org.eclipse.ant.core.AntRunner.run(AntRunner.java:168)
	at org.eclipse.ui.externaltools.internal.core.AntFileRunner.execute(AntFileRunner.java:53)
	at org.eclipse.ui.externaltools.internal.core.DefaultRunnerContext.executeRunner(DefaultRunnerContext.java:207)
	at org.eclipse.ui.externaltools.internal.core.DefaultRunnerContext.run(DefaultRunnerContext.java:257)
	at org.eclipse.ui.externaltools.internal.ui.AntLaunchWizard$1.run(AntLaunchWizard.java:117)
	at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:98)