I have this message : \"Cannot open or remove a file co

Hello everybody,

[ my english is not that good… ]

when I try to deploy a particular portlet, I have the following message :

2008-03-10 11:16:37 CST (Framework : INFO) - INSTALLING: tmsa_gp015_rapport_execution_securite.pdp
2008-03-10 11:16:39 CST (Framework : INFO) - No registered exception delegate
2008-03-10 11:16:45 CST (Framework : FATAL) - ERROR INSTALLING: <name_of_myportlet>.pdp
file:/logiciels/webmethods/Portail/Portal/server/<instance_server>/config/deploy.pdp.xml:10: Error while expanding /logiciels/webmethods/Portail/Portal/server/<instance_server>/deploy/<name_of_myportlet>.pdp
at org.apache.tools.ant.taskdefs.Expand.expandFile(Expand.java:164)
at org.apache.tools.ant.taskdefs.Expand.execute(Expand.java:127)
at org.apache.tools.ant.Task.perform(Task.java:319)
at org.apache.tools.ant.Target.execute(Target.java:309)
at org.apache.tools.ant.Target.performTasks(Target.java:336)
at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
at org.apache.tools.ant.Project.executeTargets(Project.java:1250)
at com.webmethods.portal.service.install.impl.ant.AntRunner.run(AntRunner.java:114)
at com.webmethods.portal.service.install.impl.ant.AntInstallService.executeAntTarget(AntInstallService.java:148)
at com.webmethods.portal.service.install.impl.ant.AntInstallService.install(AntInstallService.java:66)
at com.webmethods.portal.mech.install.impl.BasicInstallMechanics.installComponent(BasicInstallMechanics.java:498)
at com.webmethods.portal.mech.install.impl.BasicInstallMechanics.installComponentSafe(BasicInstallMechanics.java:589)
at com.webmethods.portal.bizPolicy.command.install.InstallComponent.installComponent(InstallComponent.java:72)
at com.webmethods.portal.bizPolicy.command.install.InstallComponent.installComponent(InstallComponent.java:46)
at com.webmethods.portal.bizPolicy.command.install.SyncDeployFolder._installComponent(SyncDeployFolder.java:300)
at com.webmethods.portal.bizPolicy.command.install.SyncDeployFolder.syncDeployFolder(SyncDeployFolder.java:195)
at com.webmethods.portal.bizPolicy.biz.install.impl.SyncDeployService.run(SyncDeployService.java:55)
at java.util.TimerThread.mainLoop(Timer.java:447)
at java.util.TimerThread.run(Timer.java:397)
Caused by: java.io.FileNotFoundException: /logiciels/webmethods/Portail/Portal/server/<instance_server />deploy/<name_of_myportlet>.pdp (Cannot open or remove a file containing a running program.)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.(FileInputStream.java:129)
at org.apache.tools.ant.taskdefs.Expand.expandFile(Expand.java:153)

Any ideas ?
thanks a lot;
Omar.
</NAME_OF_MYPORTLET></NAME_OF_MYPORTLET></INSTANCE_SERVER></INSTANCE_SERVER></NAME_OF_MYPORTLET>