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20020618 I got a timeout while downloading a feature from the eclipse.org Nevada test site. When it tried to repeat the operation, I immediately got a different error: The file C:\Documents and Settings\jeem\Local Settings\Temp\eclipse\.update\1024493136231\1024493136258\eclipse5215.tmp is not a valid JAR file. [java.util.zip.ZipException: error in opening zip file] eclipse5215.tmp is a 0-byte file. It appears that it was left behind by the unsuccessful download. The repeat download is opening the identical file and being unpleased. This problem is potentially serious if it could affect people with slow or unreliable connections to update sites and make it difficult from them to recover from an unsuccessful attempt without assistance. (If the update mananger is trying to be smart about downloading files that it recently downloaded on a previous attempt, it needs to protect itself from partially downloaded file. A separate bug report covers the problem created by these temporary files not being cleaned out.) .log excerpt follows ==================== !ENTRY org.eclipse.update.core 4 0 Jun 19, 2002 11:57:46.590 !MESSAGE Error retrieving "plugins/org.eclipse.sdk.examples_2.0.0.v20020618.jar". [java.net.ConnectException: Operation timed out: connect] !STACK 0 java.net.ConnectException: Operation timed out: connect at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:345) at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:157) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:144) at java.net.Socket.<init>(Socket.java:294) at java.net.Socket.<init>(Socket.java:121) at sun.net.NetworkClient.doConnect(NetworkClient.java:65) at sun.net.www.http.HttpClient.openServer(HttpClient.java:356) at sun.net.www.http.HttpClient.openServer(HttpClient.java:543) at sun.net.www.http.HttpClient.<init>(HttpClient.java:291) at sun.net.www.http.HttpClient.<init>(HttpClient.java:301) at sun.net.www.http.HttpClient.New(HttpClient.java:313) at sun.net.www.protocol.http.HttpURLConnection.connect (HttpURLConnection.java:429) at sun.net.www.protocol.http.HttpURLConnection.getInputStream (HttpURLConnection.java:522) at java.net.HttpURLConnection.getResponseCode (HttpURLConnection.java:260) at org.eclipse.update.internal.core.UpdateManagerUtils.checkConnectionResult (UpdateManagerUtils.java:465) at org.eclipse.update.core.ContentReference.getInputSize (ContentReference.java:136) at org.eclipse.update.core.FeatureContentProvider.asLocalReference (FeatureContentProvider.java:116) at org.eclipse.update.internal.core.FeaturePackagedContentProvider.getPluginEntryA rchiveReferences(FeaturePackagedContentProvider.java:199) at org.eclipse.update.core.Feature.install(Feature.java:293) at org.eclipse.update.internal.core.SiteFile.install(SiteFile.java:71) at org.eclipse.update.internal.core.ConfiguredSite.install (ConfiguredSite.java:209) at org.eclipse.update.internal.ui.wizards.InstallWizard.execute (InstallWizard.java:153) at org.eclipse.update.internal.ui.wizards.InstallWizard.access$2 (InstallWizard.java:140) at org.eclipse.update.internal.ui.wizards.InstallWizard$1.run (InstallWizard.java:62) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run (ModalContext.java:98) !SUBENTRY 1 org.eclipse.update.core 4 0 Jun 19, 2002 11:57:46.684 !MESSAGE Error retrieving "plugins/org.eclipse.sdk.examples_2.0.0.v20020618.jar". [java.net.ConnectException: Operation timed out: connect] !STACK 0 java.net.ConnectException: Operation timed out: connect at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:345) at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:157) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:144) at java.net.Socket.<init>(Socket.java:294) at java.net.Socket.<init>(Socket.java:121) at sun.net.NetworkClient.doConnect(NetworkClient.java:65) at sun.net.www.http.HttpClient.openServer(HttpClient.java:356) at sun.net.www.http.HttpClient.openServer(HttpClient.java:543) at sun.net.www.http.HttpClient.<init>(HttpClient.java:291) at sun.net.www.http.HttpClient.<init>(HttpClient.java:301) at sun.net.www.http.HttpClient.New(HttpClient.java:313) at sun.net.www.protocol.http.HttpURLConnection.connect (HttpURLConnection.java:429) at sun.net.www.protocol.http.HttpURLConnection.getInputStream (HttpURLConnection.java:522) at java.net.HttpURLConnection.getResponseCode (HttpURLConnection.java:260) at org.eclipse.update.internal.core.UpdateManagerUtils.checkConnectionResult (UpdateManagerUtils.java:465) at org.eclipse.update.core.ContentReference.getInputSize (ContentReference.java:136) at org.eclipse.update.core.FeatureContentProvider.asLocalReference (FeatureContentProvider.java:116) at org.eclipse.update.internal.core.FeaturePackagedContentProvider.getPluginEntryA rchiveReferences(FeaturePackagedContentProvider.java:199) at org.eclipse.update.core.Feature.install(Feature.java:293) at org.eclipse.update.internal.core.SiteFile.install(SiteFile.java:71) at org.eclipse.update.internal.core.ConfiguredSite.install (ConfiguredSite.java:209) at org.eclipse.update.internal.ui.wizards.InstallWizard.execute (InstallWizard.java:153) at org.eclipse.update.internal.ui.wizards.InstallWizard.access$2 (InstallWizard.java:140) at org.eclipse.update.internal.ui.wizards.InstallWizard$1.run (InstallWizard.java:62) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run (ModalContext.java:98) !ENTRY org.eclipse.update.core 4 0 Jun 19, 2002 11:57:52.28 !MESSAGE Unable to complete action for feature "Eclipse SDK Examples" due to errors. !STACK 1 org.eclipse.core.runtime.CoreException[0]: java.util.zip.ZipException: error in opening zip file at java.util.zip.ZipFile.open(Native Method) at java.util.zip.ZipFile.<init>(ZipFile.java:127) at java.util.jar.JarFile.<init>(JarFile.java:138) at java.util.jar.JarFile.<init>(JarFile.java:105) at org.eclipse.update.internal.security.JarVerifier.init (JarVerifier.java:120) at org.eclipse.update.internal.security.JarVerifier.verify (JarVerifier.java:225) at org.eclipse.update.core.Feature.verifyReferences(Feature.java:840) at org.eclipse.update.core.Feature.install(Feature.java:296) at org.eclipse.update.internal.core.SiteFile.install(SiteFile.java:71) at org.eclipse.update.internal.core.ConfiguredSite.install (ConfiguredSite.java:209) at org.eclipse.update.internal.ui.wizards.InstallWizard.execute (InstallWizard.java:153) at org.eclipse.update.internal.ui.wizards.InstallWizard.access$2 (InstallWizard.java:140) at org.eclipse.update.internal.ui.wizards.InstallWizard$1.run (InstallWizard.java:62) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run (ModalContext.java:98)
Workaround: The temporary files created during the downloading process are automatically deleted when JVM exits. Exit and restart eclipse.
Fixed in 2.0.2. The mapping between the file we believe we downloaded and the file is done once the file has been completely downloaded and not before. *** This bug has been marked as a duplicate of 24657 ***