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generic VFS error caused by Communication error "Read timed out"

Former Member
0 Kudos

Connecting to NWDI/DTR in NWDS, got a generic VFS error

Caused by: com.tssap.dtr.client.lib.vfs.VfsException: Getting VFS manager for client DDI_APPL_C failed: Activity report (get open activities for current repository and user) failed: Communication error <b>[cause: Read timed out]</b>

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.getVersionedFileSystemManager(VersionedFileSystemManager.java:289)

at com.tssap.dtr.client.lib.vfs.VersionedFileSystemFactory.getVersionedFileSystemManager(VersionedFileSystemFactory.java:45)

at com.sap.tc.devconf.impl.VFSHandler.removeLocalPath(VFSHandler.java:377)

... 32 more

Caused by: com.tssap.dtr.client.lib.vfs.VfsException: Activity report (get open activities for current repository and user) failed: Communication error [cause: Read timed out]

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.refreshOpenActivitiesFromRepository(VfsRepository.java:267)

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.<init>(VfsRepository.java:188)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.refreshRepositories(VersionedFileSystemManager.java:861)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.pureSetCurrentContext(VersionedFileSystemManager.java:635)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.getVersionedFileSystemManager(VersionedFileSystemManager.java:269)

... 34 more

Caused by: com.tssap.dtr.client.lib.deltavlib.CommunicationException: Communication error [cause: Read timed out]

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.uncheckedExecute(DeltavCommand.java:172)

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.uncheckedExecute(DeltavCommand.java:198)

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.execute(DeltavCommand.java:64)

at com.tssap.dtr.client.lib.deltavlib.impl.AbstractCompositeLoader.execute(AbstractCompositeLoader.java:245)

at com.tssap.dtr.client.lib.deltavlib.impl.ActivityCompositeLoader$ActivityReportResultLoader.execute(ActivityCompositeLoader.java:383)

at com.tssap.dtr.client.lib.deltavlib.impl.ActivityReportImpl.select(ActivityReportImpl.java:237)

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.refreshOpenActivitiesFromRepository(VfsRepository.java:264)

... 38 more

Caused by: java.net.SocketTimeoutException: Read timed out

at java.net.SocketInputStream.socketRead0(Native Method)

at java.net.SocketInputStream.read(SocketInputStream.java:129)

at java.net.SocketInputStream.read(SocketInputStream.java:182)

at com.sap.dtr.client.lib.protocol.streams.ChunkedInputStream.readLine(ChunkedInputStream.java:323)

at com.sap.dtr.client.lib.protocol.streams.ResponseStream.readLine(ResponseStream.java:274)

at com.sap.dtr.client.lib.protocol.impl.Response.initialize(Response.java:476)

at com.sap.dtr.client.lib.protocol.Connection.getResponse(Connection.java:2630)

at com.sap.dtr.client.lib.protocol.Connection.sendInternal(Connection.java:1588)

at com.sap.dtr.client.lib.protocol.Connection.send(Connection.java:1465)

at com.sap.dtr.client.lib.protocol.requests.RequestBase.perform(RequestBase.java:570)

at com.sap.dtr.client.lib.protocol.requests.RequestBase.perform(RequestBase.java:709)

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.uncheckedExecute(DeltavCommand.java:163)

... 44 more

Caused by:

[VFS version: 6.40 NW04_14_REL 0010 (2006-04-05 00:01:04 CEST)] com.tssap.dtr.client.lib.vfs.VfsException: Getting VFS manager for client DDI_APPL_C failed: Activity report (get open activities for current repository and user) failed: Communication error [cause: Read timed out]

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.getVersionedFileSystemManager(VersionedFileSystemManager.java:289)

at com.tssap.dtr.client.lib.vfs.VersionedFileSystemFactory.getVersionedFileSystemManager(VersionedFileSystemFactory.java:45)

at com.sap.tc.devconf.impl.VFSHandler.removeLocalPath(VFSHandler.java:377)

at com.sap.tc.devconf.DevelopmentConfigurationFactory.removeConfiguration(DevelopmentConfigurationFactory.java:1009)

at com.sap.tc.devconf.DevelopmentConfigurationFactory.removeConfiguration(DevelopmentConfigurationFactory.java:921)

at com.sap.tc.devconf.DevelopmentConfigurationFactory.removeConfiguration(DevelopmentConfigurationFactory.java:902)

at com.sap.tc.devconf.DevelopmentConfigurationFactory.removeConfiguration(DevelopmentConfigurationFactory.java:865)

at com.sap.ide.eclipse.component.provider.actions.DevConfRemoveAction.removeDevelopmentConfigurations(DevConfRemoveAction.java:167)

at com.sap.ide.eclipse.component.provider.actions.DevConfRemoveAction.run(DevConfRemoveAction.java:81)

at com.tssap.selena.model.extension.action.SelenaActionCollector$GenericElementActionWrapper.run(SelenaActionCollector.java:224)

at com.tssap.util.ui.menu.MenuFactory$MuSiAction.saveRunAction(MenuFactory.java:1425)

at com.tssap.util.ui.menu.MenuFactory$MuSiAction.run(MenuFactory.java:1407)

at com.tssap.util.ui.menu.MenuFactory$DelegateAction.processInternal(MenuFactory.java:616)

at com.tssap.util.ui.menu.MenuFactory$DelegateAction.access$100(MenuFactory.java:586)

at com.tssap.util.ui.menu.MenuFactory$DelegateAction$BusyProcessWorker.run(MenuFactory.java:716)

at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:69)

at com.tssap.util.ui.menu.MenuFactory$DelegateAction.process(MenuFactory.java:610)

at com.tssap.util.ui.menu.internal.MenuListenerFactory$ProcessAdapter.widgetSelected(MenuListenerFactory.java:172)

at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:89)

at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:81)

at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:840)

at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2022)

at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1729)

at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1402)

at org.eclipse.ui.internal.Workbench.run(Workbench.java:1385)

at com.tssap.util.startup.WBLauncher.run(WBLauncher.java:79)

at org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.java:858)

at org.eclipse.core.boot.BootLoader.run(BootLoader.java:461)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:324)

at com.sap.ide.eclipse.startup.Main.basicRun(Main.java:286)

at com.sap.ide.eclipse.startup.Main.run(Main.java:795)

at com.sap.ide.eclipse.startup.Main.main(Main.java:602)

+++ Nested exception part 1/1

com.tssap.dtr.client.lib.vfs.VfsException: Activity report (get open activities for current repository and user) failed: Communication error [cause: Read timed out]

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.refreshOpenActivitiesFromRepository(VfsRepository.java:267)

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.<init>(VfsRepository.java:188)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.refreshRepositories(VersionedFileSystemManager.java:861)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.pureSetCurrentContext(VersionedFileSystemManager.java:635)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.getVersionedFileSystemManager(VersionedFileSystemManager.java:269)

at com.tssap.dtr.client.lib.vfs.VersionedFileSystemFactory.getVersionedFileSystemManager(VersionedFileSystemFactory.java:45)

... 33 more

+++ Nested exception part 1/1

com.tssap.dtr.client.lib.deltavlib.CommunicationException: Communication error [cause: Read timed out]

at java.net.SocketInputStream.socketRead0(Native Method)

at java.net.SocketInputStream.read(SocketInputStream.java:129)

at java.net.SocketInputStream.read(SocketInputStream.java:182)

at com.sap.dtr.client.lib.protocol.streams.ChunkedInputStream.readLine(ChunkedInputStream.java:323)

at com.sap.dtr.client.lib.protocol.streams.ResponseStream.readLine(ResponseStream.java:274)

at com.sap.dtr.client.lib.protocol.impl.Response.initialize(Response.java:476)

at com.sap.dtr.client.lib.protocol.Connection.getResponse(Connection.java:2630)

at com.sap.dtr.client.lib.protocol.Connection.sendInternal(Connection.java:1588)

at com.sap.dtr.client.lib.protocol.Connection.send(Connection.java:1465)

at com.sap.dtr.client.lib.protocol.requests.RequestBase.perform(RequestBase.java:570)

at com.sap.dtr.client.lib.protocol.requests.RequestBase.perform(RequestBase.java:709)

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.uncheckedExecute(DeltavCommand.java:163)

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.uncheckedExecute(DeltavCommand.java:198)

at com.tssap.dtr.client.lib.deltavlib.impl.DeltavCommand.execute(DeltavCommand.java:64)

at com.tssap.dtr.client.lib.deltavlib.impl.AbstractCompositeLoader.execute(AbstractCompositeLoader.java:245)

at com.tssap.dtr.client.lib.deltavlib.impl.ActivityCompositeLoader$ActivityReportResultLoader.execute(ActivityCompositeLoader.java:383)

at com.tssap.dtr.client.lib.deltavlib.impl.ActivityReportImpl.select(ActivityReportImpl.java:237)

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.refreshOpenActivitiesFromRepository(VfsRepository.java:264)

at com.tssap.dtr.client.lib.vfs.impl.VfsRepository.<init>(VfsRepository.java:188)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.refreshRepositories(VersionedFileSystemManager.java:861)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.pureSetCurrentContext(VersionedFileSystemManager.java:635)

at com.tssap.dtr.client.lib.vfs.impl.VersionedFileSystemManager.getVersionedFileSystemManager(VersionedFileSystemManager.java:269)

at com.tssap.dtr.client.lib.vfs.VersionedFileSystemFactory.getVersionedFileSystemManager(VersionedFileSystemFactory.java:45)

... 33 more

And we also updated the database statistics,

by command[MS SQL Server] :

use <SID> -- where <SID> is your SAP database

go

EXEC sp_updatestats

go

but problem still exists..

Regards,

YiTao Ni

Accepted Solutions (0)

Answers (1)

Answers (1)

Former Member
0 Kudos

The problem is solved by tuning SQLServer memory parameter. The parameter should be great than 500MB(SAP Help suggested).