thx a lot for your answer. i can update subreports the way you described. but when i try to update the Main.jrxml i get a NullPointer: java.lang.NullPointerExceptionat com.jaspersoft.studio.server.publish.imp.AImpObject.addResource(AImpObject.java:70)at com.jaspersoft.studio.server.publish.imp.AImpObject.findFile(AImpObject.java:59)at com.jaspersoft.studio.server.publish.imp.AImpObject.publish(AImpObject.java:97)at com.jaspersoft.studio.server.publish.JrxmlPublishContributor.publishSubreport(JrxmlPublishContributor.java:106)at com.jaspersoft.studio.server.publish.JrxmlPublishContributor.publishJrxml(JrxmlPublishContributor.java:92)at com.jaspersoft.studio.server.publish.JrxmlPublishContributor.publishJrxml(JrxmlPublishContributor.java:67)at com.jaspersoft.studio.server.publish.FindResources.find(FindResources.java:52)at com.jaspersoft.studio.server.publish.wizard.Publish2ServerWizard$2.run(Publish2ServerWizard.java:207)at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:464)at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:372)at org.eclipse.jface.wizard.WizardDialog.run(WizardDialog.java:1028)at com.jaspersoft.studio.server.publish.wizard.Publish2ServerWizard.doFindDependentResources(Publish2ServerWizard.java:203)at com.jaspersoft.studio.server.publish.wizard.Publish2ServerWizard$1$1.run(Publish2ServerWizard.java:164)at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)at org.eclipse.jface.window.Window.open(Window.java:801)at com.jaspersoft.studio.server.publish.action.JrxmlPublishAction.publishReportUnit(JrxmlPublishAction.java:107)at com.jaspersoft.studio.server.publish.action.JrxmlPublishAction$2.run(JrxmlPublishAction.java:92)at org.eclipse.ui.internal.UILockListener.doPendingWork(UILockListener.java:164)at org.eclipse.ui.internal.UISynchronizer$3.run(UISynchronizer.java:158)at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)at com.jaspersoft.studio.pro.rcp.JSSProApplication.start(JSSProApplication.java:112)at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)at org.eclipse.equinox.launcher.Main.run(Main.java:1438) On the Jasperserver the file is named Main.jrxml. On the Client it's named 15001_Periodenzettel_jrxml.jrxml Do I have to rename the Main.jrxml to the name of the report?