Thumbnails can't be generated for some .gif files produced by OS X

Steps to reproduce:

1. Attached the .gif in this issue to a page
2. Edit the page
3. Click the image icon to select the gif that was just added to the page

Expected Result:

The image should show up in the 'Insert Image' dialog

Actual Result:

The image does not show up in the 'Insert Image' dialog and an error is written to the Confluence log. Error below:

2010-03-02 17:13:12,144 ERROR [http-8302-5] [core.util.thumbnail.Thumber] retrieveOrCreateThumbNail Unable to create thumbnail image for id 589836
– referer: http://localhost:8302/users/insertimageinpage.action?mode=search&spaceKey=ds&formname=editpageform&fieldname=content&pageId=32799 | url: /download/thumbnails/32799/jiffy.gif | userName: admin
javax.imageio.IIOException: Unexpected block type 0!
at com.sun.imageio.plugins.gif.GIFImageReader.readMetadata(GIFImageReader.java:722)
at com.sun.imageio.plugins.gif.GIFImageReader.read(GIFImageReader.java:794)
at javax.imageio.ImageIO.read(ImageIO.java:1422)
at javax.imageio.ImageIO.read(ImageIO.java:1326)
at com.atlassian.core.util.thumbnail.Thumber.getImage(Thumber.java:286)
at com.atlassian.core.util.thumbnail.Thumber.createThumbnail(Thumber.java:246)
at com.atlassian.core.util.thumbnail.Thumber.retrieveOrCreateThumbNail(Thumber.java:220)
at com.atlassian.confluence.pages.thumbnail.DefaultThumbnailManager.getThumbnail(DefaultThumbnailManager.java:93)
at com.atlassian.confluence.importexport.resource.ThumbnailDownloadResourceManager.getResourceReader(ThumbnailDownloadResourceManager.java:44)
at com.atlassian.confluence.importexport.resource.DelegatorDownloadResourceManager.getResourceReader(DelegatorDownloadResourceManager.java:40)
at com.atlassian.confluence.servlet.download.AttachmentDownload.getStreamForDownload(AttachmentDownload.java:55)
at com.atlassian.confluence.servlet.download.ServeAfterTransactionDownload$StreamResultCallback.doInTransaction(ServeAfterTransactionDownload.java:140)
at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:127)
at com.atlassian.confluence.servlet.download.ServeAfterTransactionDownload.getStreamInTransaction(ServeAfterTransactionDownload.java:41)
at com.atlassian.confluence.servlet.download.ServeAfterTransactionDownload.serveFile(ServeAfterTransactionDownload.java:50)
at com.atlassian.plugin.servlet.AbstractFileServerServlet.doGet(AbstractFileServerServlet.java:30)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:46)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:55)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:41)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:46)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:55)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:41)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.confluence.util.LoggingContextFilter.doFilter(LoggingContextFilter.java:46)
at com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:31)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.seraph.filter.SecurityFilter.doFilter(SecurityFilter.java:204)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.seraph.filter.TrustedApplicationsFilter.doFilter(TrustedApplicationsFilter.java:120)
at com.atlassian.confluence.util.AbstractBootstrapHotSwappingFilter.doFilter(AbstractBootstrapHotSwappingFilter.java:30)
at com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:31)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.seraph.filter.BaseLoginFilter.doFilter(BaseLoginFilter.java:138)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:46)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:55)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:41)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.confluence.util.ClusterHeaderFilter.doFilter(ClusterHeaderFilter.java:35)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.johnson.filters.AbstractJohnsonFilter.doFilter(AbstractJohnsonFilter.java:72)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.util.profiling.filters.ProfilingFilter.doFilter(ProfilingFilter.java:99)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.confluence.core.datetime.RequestTimeThreadLocalFilter.doFilter(RequestTimeThreadLocalFilter.java:34)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.confluence.util.RequestCacheThreadLocalFilter.doFilter(RequestCacheThreadLocalFilter.java:25)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.gzipfilter.GzipFilter.doFilterInternal(GzipFilter.java:81)
at com.atlassian.gzipfilter.GzipFilter.doFilter(GzipFilter.java:51)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.core.filters.cache.AbstractCachingFilter.doFilter(AbstractCachingFilter.java:33)
at com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:31)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:46)
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter$1.doFilter(DelegatingPluginFilter.java:66)
at com.atlassian.confluence.extra.webdav.servlet.filter.ReverseProxyFilter.doFilter(ReverseProxyFilter.java:427)
at com.atlassian.confluence.extra.webdav.servlet.filter.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:34)
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:74)
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:42)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:55)
at com.atlassian.plugin.servlet.filter.ServletFilterModuleContainerFilter.doFilter(ServletFilterModuleContainerFilter.java:41)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.core.filters.encoding.AbstractEncodingFilter.doFilter(AbstractEncodingFilter.java:41)
at com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:31)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:44)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:637)
2010-03-02 17:13:12,340 INFO [http-8302-5] [confluence.admin.actions.SystemErrorInformationLogger] writeToLog
--------------------------
Build Information
--------------------------
home = /Users/chrisk/gliffy/confluence/3.0.2/data
buildNumber = 1636
upTime = 1 day, 1 hour, 59 minutes, 36 seconds
devMode = false
supportEntitlementNumber = null
version = 3.0.2
Request Unique ID : 825610b7-268b-4138-9dbf-8db5209e07c0
--------------------------
Server Information
--------------------------
Application Server: Apache Tomcat/6.0.14
Servlet Version:: 2.5
--------------------------
Database Information
--------------------------
Database Dialect: net.sf.hibernate.dialect.HSQLDialect
Database Driver Name: org.hsqldb.jdbcDriver
Database Driver Version: 1.8
Database Name: HSQL Database Engine
Database Version: 1.8.0
Database Latency:0
--------------------------
System Information
--------------------------
favouriteColour = Lemon chiffon
javaRuntime = Java(TM) SE Runtime Environment
jvmInputArgs = -Xms256m -Xmx512m -XX:MaxPermSize=256m -Djava.awt.headless=true -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.util.logging.config.file=/Users/chrisk/gliffy/confluence/3.0.2/conf/logging.properties -Djava.endorsed.dirs=/Users/chrisk/gliffy/confluence/3.0.2/endorsed -Dcatalina.base=/Users/chrisk/gliffy/confluence/3.0.2 -Dcatalina.home=/Users/chrisk/gliffy/confluence/3.0.2 -Djava.io.tmpdir=/Users/chrisk/gliffy/confluence/3.0.2/temp
operatingSystem = Mac OS X 10.6.2
jvmVersion = 1.0
fileSystemEncoding = MacRoman
javaVm = Java HotSpot(TM) 64-Bit Server VM
javaVendor = Apple Inc.
jvmImplementationVersion = 14.3-b01-101
systemTimezone = America/Los_Angeles
appServer = Apache Tomcat
tempDirectory = /Users/chrisk/gliffy/confluence/3.0.2/temp
date = Tuesday, 02 Mar 2010
time = 17:13:12
jvmVendor = Sun Microsystems Inc.
userName = chrisk
javaVersion = 1.6.0_17
systemLanguage = en
operatingSystemArchitecture = x86_64
workingDirectory = /Users/chrisk/gliffy/confluence/3.0.2
--------------------------
JVM Stats
--------------------------
usedMemory = 378241976
usedMemoryInMegabytes = 360
totalMemory = 528482304
freeMemory = 150240328
freeMemoryInMegabytes = 143
totalMemoryInMegabytes = 504
--------------------------
Global Settings
--------------------------
numberOfBreadcrumbAncestors = 1
enableSpaceStyles = false
webdavUsername = null
allowRemoteApi = false
allowThreadedComments = true
nofollowExternalLinks = true
senMissingInLicenseMessageOff = false
backupAttachmentsDaily = true
gzippingResponse = false
sharedMode = false
baseUrl = http://localhost:8302
webdavServerUrl = null
enableQuickNav = true
viewSpaceGoesToSpaceSummary = false
globalDefaultLocale = en_GB
siteTitle = Confluence
enableWysiwyg = true
maxThumbWidth = 200
defaultSpaceHomepageTitle = Home
indexingLanguage = english
maxThumbHeight = 200
allowCamelCase = false
emailAddressVisibility = email.address.public
defaultEncoding = UTF-8
maxSimultaneousQuickNavRequests = 40
backupDaily = true
denyPublicSignup = true
maxRssItems = 200
almostSupportPeriodEndMessageOff = false
enableDidYouMean = false
externalUserManagement = false
attachmentMaxSize = 10485760
timeZone = time.zone.America.Los.Angeles
baseUrlAdminMessageOff = false
webdavPassword = null
supportRequestEmail = confluence-autosupportrequests@atlassian.com
allowRemoteApiAnonymous = false
attachmentDataStore = file.system.based.attachments.storage
emailAdminMessageOff = false
disableLogo = false
maxAttachmentsInUI = 5
dailyBackupDateFormatPattern = yyyy_MM_dd
enableOpenSearch = true
displayLinkIcons = false
addWildcardsToUserAndGroupSearches = true
useWysiwygByDefault = true
allowTrackbacks = false
antiXssMode = true
webdavEnabled = false
siteHomePage = null
dailyBackupFilePrefix = daily-backup-
backupPath = /Users/chrisk/gliffy/confluence/3.0.2/data/backups
draftSaveInterval = 30000
--------------------------
Cluster Information
--------------------------
Not clustered.
--------------------------
Enabled Plugins
--------------------------
Add Content Menu Sections (confluence.menu.add, Version: 1.0, Installed: bundled)
Admin Sections (confluence.sections.admin, Version: 1.0, Installed: bundled)
Advanced Macros (confluence.macros.advanced, Version: 1.6.2.10, Installed: bundled)
Atlassian UI Plugin (com.atlassian.auiplugin, Version: 1.0.2, Installed: bundled)
Attachment Actions (confluence.sections.attachments, Version: 1.0, Installed: bundled)
Attachment Extractors (com.atlassian.confluence.plugins.attachmentExtractors, Version: 1.0-SNAPSHOT, Installed: bundled)
Basic Macros (confluence.macros.basic, Version: 1.4, Installed: bundled)
Browse Menu Items (confluence.sections.browse, Version: 1.0, Installed: bundled)
Chart Plugin (confluence.extra.chart, Version: 1.12, Installed: bundled)
Clickr Theme (com.atlassian.confluence.themes.clickr, Version: 2.5, Installed: bundled)
Code Macro (confluence.macros.code, Version: 1.5, Installed: bundled)
Comment Action Sections (confluence.comment.action, Version: 1.0, Installed: bundled)
Confluence Atlassian Plugin Repository (confluence.repository.client, Version: 2.1.4, Installed: bundled)
Confluence Attachments Plugin (confluence.extra.attachments, Version: 2.15, Installed: bundled)
Confluence Blogging RPC Plugin (com.atlassian.confluence.plugins.xmlrpc.bloggingrpc, Version: 1.2.4, Installed: bundled)
Confluence Contributors Plugin (com.atlassian.confluence.contributors, Version: 1.2.3, Installed: bundled)
Confluence HTML Macros (confluence.macros.html, Version: 1.7.2, Installed: bundled)
Confluence PDF Export (com.atlassian.confluence.extra.flyingpdf, Version: 1.2, Installed: bundled)
Confluence Remote API (confluence.extra.confluencerpc, Version: 3.0.2, Installed: bundled)
Confluence Thread Dump Plugin (com.atlassian.confluence.plugin.threaddump, Version: 1.2, Installed: bundled)
Content Action Menu Sections (confluence.content.action.menu, Version: 1.0, Installed: bundled)
Content Buttons (confluence.sections.page.temp, Version: 1.0, Installed: bundled)
Content Metadata (confluence.sections.content.metadata, Version: 1.0, Installed: bundled)
Core Extractors (confluence.extractors.core, Version: 1.4, Installed: bundled)
Core Listeners (confluence.listeners.core, Version: 1.3, Installed: bundled)
Core Path Converters (confluence.converters.core, Version: 1.0, Installed: bundled)
Core Startup and Shutdown (confluence.lifecycle.core, Version: 1, Installed: bundled)
Dashboard Macros (confluence.macros.dashboard, Version: 1.12, Installed: bundled)
Default Theme (com.atlassian.confluence.themes.default, Version: 1.0, Installed: bundled)
Did You Mean Index Building Interface (confluence.sections.admin.indexing, Version: 1.0, Installed: bundled)
Dynamic Task List 2 Plugin (confluence.extra.dynamictasklist2, Version: 3.2.4, Installed: bundled)
Edit Settings Sections (confluence.sections.settings.edit, Version: 1.0, Installed: bundled)
Editor Actions (confluence.editor.actions, Version: 1.0, Installed: bundled)
EhCache Plugins (confluence.cache.ehcache, Version: 3.0, Installed: bundled)
Follow list resources (confluence.sections.user.follow.list, Version: 1.0, Installed: bundled)
French language pack (confluence.languages.fr_FR, Version: 1.15, Installed: bundled)
German language pack (confluence.languages.de_DE, Version: 1.10, Installed: bundled)
Gliffy Plugin for Confluence (com.gliffy.integration.confluence, Version: 2.2_CHRISK_DEV_a, Installed: Mar 2, 2010)
Global Dashboard Actions (confluence.sections.dashboard.global, Version: 1.0, Installed: bundled)
Global Labels Sections (confluence.sections.labels, Version: 1.0, Installed: bundled)
IM Presence NG Plugin (confluence.extra.impresence2, Version: 2.5, Installed: bundled)
Information Macros (confluence.extra.information, Version: 1.1, Installed: bundled)
JIRA Macros (confluence.extra.jira, Version: 2.8.13, Installed: bundled)
Layout Macros (confluence.extra.layout, Version: 1.3, Installed: bundled)
Left Navigation Theme (com.atlassian.confluence.themes.leftnavigation, Version: 2.7, Installed: bundled)
Live Search Macros (confluence.extra.livesearch, Version: 2.10, Installed: bundled)
Lucene Boosting Strategies (confluence.search.lucene.boosting, Version: 1.0, Installed: bundled)
News Tabs (confluence.sections.news, Version: 1.0, Installed: bundled)
Office Connector plugin (com.atlassian.confluence.extra.officeconnector, Version: 1.5, Installed: bundled)
Page Operations (confluence.sections.page.operations, Version: 1.0, Installed: bundled)
Page Tabs (confluence.sections.page, Version: 1.0, Installed: bundled)
Page Tabs (confluence.search.mappers.lucene, Version: 1.0, Installed: bundled)
Page Tree (com.atlassian.confluence.plugins.pagetree, Version: 1.12, Installed: bundled)
Page View Links (confluence.sections.page.actions, Version: 1.0, Installed: bundled)
Profile Macros (confluence.macros.profile, Version: 1.0, Installed: bundled)
Profile Tabs (confluence.sections.profile, Version: 1.0, Installed: bundled)
Search Web Interface (confluence.sections.admin.generalconfig, Version: 1.0, Installed: bundled)
Search Web Interface (confluence.sections.search.view, Version: 1.0, Installed: bundled)
Shared Application Access Layer API (com.atlassian.sal.sal-api-2.0.3, Version: 2.0.3, Installed: bundled)
Shared Application Access Layer Confluence Plugin (com.atlassian.sal.confluence, Version: 2.0.3, Installed: bundled)
Social Bookmarking Plugin (com.atlassian.confluence.plugins.socialbookmarking, Version: 1.3.1, Installed: bundled)
Space Actions Sections (confluence.sections.space.actions, Version: 1.0, Installed: bundled)
Space Admin Sections (confluence.sections.space.admin, Version: 1.0, Installed: bundled)
Space Advanced Sections (confluence.sections.space.advanced, Version: 1.0, Installed: bundled)
Space Browse Sections (confluence.sections.space.browse, Version: 1.0, Installed: bundled)
Space Export Web Interface (confluence.sections.space.export.view, Version: 1.0, Installed: bundled)
Space Item Tabs (confluence.sections.space, Version: 1.0, Installed: bundled)
Space Labels Sections (confluence.sections.space.labels, Version: 1.0, Installed: bundled)
Space Pages Sections (confluence.sections.space.pages, Version: 1.0, Installed: bundled)
System Web Resources (confluence.web.resources, Version: 1.0, Installed: bundled)
Table of Contents Plugin (org.randombits.confluence.toc, Version: 2.4.10.1, Installed: bundled)
Tabular Metadata (confluence.extra.masterdetail, Version: 2.7, Installed: bundled)
TinyMCE Editor Plugin (com.atlassian.confluence.tinymceplugin, Version: 3.0.2, Installed: bundled)
UWC Importer Admin Panel (com.atlassian.confluence.plugins.uwc.uwcimporter-adminpanel, Version: 1.1, Installed: bundled)
User Administration (confluence.admin.user, Version: 1.0, Installed: bundled)
User Hover Menu Sections (confluence.user.hover.menu, Version: 1.0, Installed: bundled)
User Lister (confluence.extra.userlister, Version: 2.4.3, Installed: bundled)
User Menu Sections (confluence.user.menu, Version: 1.0, Installed: bundled)
User Menu Sections (confluence.user.menu.concise, Version: 1.0, Installed: bundled)
User Status (confluence.userstatus, Version: 1.0, Installed: bundled)
View Profile Web Interface (confluence.sections.profile.view, Version: 1.0, Installed: bundled)
View follow resources (confluence.sections.user.view.follow, Version: 1.0, Installed: bundled)
WebDAV Plugin (confluence.extra.webdav, Version: 2.3, Installed: bundled)
Widget Connector (com.atlassian.confluence.extra.widgetconnector, Version: 1.2.3, Installed: bundled)
Wiki Renderer Components (confluence.renderer.components, Version: 1.0, Installed: bundled)
--------------------------
Request Information
--------------------------
URL: http://localhost:8302/500page.jsp
Scheme: http
Server: localhost
Port: 8302
URI: /500page.jsp
Context Path:
Servlet Path: /500page.jsp
Path Info: null
Query String: null
--------------------------
Attributes
--------------------------
javax.servlet.forward.request_uri: /download/thumbnails/32799/jiffy.gif
javax.servlet.forward.context_path:
javax.servlet.forward.servlet_path: /download
javax.servlet.forward.path_info: /500page.jsp
os_securityfilter_already_filtered: true
javax.servlet.error.message:
atlassian.core.seraph.original.url: /download/thumbnails/32799/jiffy.gif
com.atlassian.core.filters.HeaderSanitisingFilter_already_filtered: true
javax.servlet.error.status_code: 500
javax.servlet.error.servlet_name: file-server
javax.servlet.error.exception: java.lang.RuntimeException: java.io.FileNotFoundException: Thumbnail file for attachment jiffy.gif is '/Users/chrisk/gliffy/confluence/3.0.2/data/thumbnails/32799/thumb_jiffy.gif'. But this file does not exist.
com.atlassian.gzipfilter.GzipFilter_already_filtered: true
javax.servlet.error.request_uri: /download/thumbnails/32799/jiffy.gif
loginfilter.already.filtered: true
com.atlassian.confluence.web.ConfluenceJohnsonFilter_already_filtered: true
Confluence-Request-Time: 1267578792142
--------------------------
Parameters
--------------------------