Help docs cannot be opened: org.apache.lucene.index.IndexFormatTooOldException - got 2.0.3, want 5.0+ ----------------------------------------------------------------------------------------------------- Key: JBDS-4133 URL: https://issues.jboss.org/browse/JBDS-4133 Project: Red Hat JBoss Developer Studio (devstudio) Issue Type: Bug Components: build, rpm, webservices Affects Versions: 10.2.0.AM2 Reporter: Nick Boldt Assignee: Xavier Coulon Priority: Blocker Fix For: 10.2.0.AM3 Attachments: lucene3.5corevs.5.4.1analyzers-common.png, lucene3.5corevs.5.4.1queryparser.png Snippet from log attached to JBDS-4131: {code} !ENTRY org.eclipse.epp.logging.aeri.ide 2 10 2016-10-21 14:55:03.519 !MESSAGE Updating the index from remote ‘https://aer.ctrlflow.com/downloads/redhat/problems.zip’ failed with exception: org.apache.lucene.index.IndexFormatTooOldException: Format version is not supported (resource BufferedChecksumIndexInput(MMapIndexInput(path="/tmp/1477058103380-0/segments_1"))): -11 (needs to be between 1071082519 and 1071082519). This version of Lucene only supports indexes created with release 4.0 and later. ; version: 2.0.3.201610111629 !STACK 0 org.eclipse.epp.logging.aeri.core.util.Logs$LogTraceException at org.eclipse.epp.logging.aeri.core.util.Logs$LogTraceException.newTrace(Logs.java:387) at org.eclipse.epp.logging.aeri.core.util.Logs.log(Logs.java:134) at org.eclipse.epp.internal.logging.aeri.ide.server.mars.ServerProblemsHistory$UpdateIndexJob.run(ServerProblemsHistory.java:322) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55){code} And {code} !ENTRY org.eclipse.help.base 4 0 2016-10-21 14:32:21.719 !MESSAGE Error trying to consume Lucene index from bundle org.eclipse.wst.sse.doc.user_1.1.100.v201610121400 [389]. Please use an index built with Lucene 5 or higher. {code} then 100s of errors like this: {code} !MESSAGE Help document /org.eclipse.platform.doc.isv/reference/extension-points/org_eclipse_ui_preferencePages.html cannot be opened. {code}