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Bug 356053

Summary:	Can not install CDT on Indigo RCP: An error occurred while collecting items to be installed
Product:	[Eclipse Project] Equinox	Reporter:	Bernard Mising name <bernard.gautier>
Component:	p2	Assignee:	P2 Inbox <equinox.p2-inbox>
Status:	RESOLVED DUPLICATE	QA Contact:
Severity:	major
Priority:	P3
Version:	unspecified
Target Milestone:	---
Hardware:	PC
OS:	Windows 7
Whiteboard:

Description Bernard Mising name

2011-08-29 04:43:43 EDT

Build Identifier: 20110615-0604

The install of CDT on Indigo RCP can not go over 49%. In the end the following error is reported:
An error occurred while collecting items to be installed
Comparison method violates its general 
session context was:(profile=epp.package.rcp, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).

Reproducible: Always

Steps to Reproduce:
1. Help\Install New Software
2. Select Indigo site
3. Select Programming Languages, then C/C++ Development Tools. And click ok, etc...

Comment 1 Bernard Mising name

2011-08-29 04:44:56 EDT

I have seen that someone is facing the same problem here:
http://www.eclipse.org/forums/index.php/m/715216/#msg_715216

Comment 2 Bernard Mising name

2011-08-29 04:46:02 EDT

Here are some details about the "Comparison method violates its general contract!"

eclipse.buildId=I20110613-1736
java.version=1.7.0
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments:  -product org.eclipse.epp.package.rcp.product
Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.rcp.product

Error
Mon Aug 29 10:05:42 CEST 2011
Comparison method violates its general contract!

java.lang.IllegalArgumentException: Comparison method violates its general contract!
	at java.util.ComparableTimSort.mergeHi(Unknown Source)
	at java.util.ComparableTimSort.mergeAt(Unknown Source)
	at java.util.ComparableTimSort.mergeForceCollapse(Unknown Source)
	at java.util.ComparableTimSort.sort(Unknown Source)
	at java.util.ComparableTimSort.sort(Unknown Source)
	at java.util.Arrays.sort(Unknown Source)
	at org.eclipse.equinox.internal.p2.artifact.repository.MirrorSelector.hasValidMirror(MirrorSelector.java:319)
	at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.downloadArtifact(SimpleArtifactRepository.java:577)
	at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.getArtifact(SimpleArtifactRepository.java:680)
	at org.eclipse.equinox.internal.p2.artifact.repository.MirrorRequest.getArtifact(MirrorRequest.java:260)
	at org.eclipse.equinox.internal.p2.artifact.repository.MirrorRequest.transferSingle(MirrorRequest.java:235)
	at org.eclipse.equinox.internal.p2.artifact.repository.MirrorRequest.transfer(MirrorRequest.java:191)
	at org.eclipse.equinox.internal.p2.artifact.repository.MirrorRequest.perform(MirrorRequest.java:122)
	at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.getArtifact(SimpleArtifactRepository.java:664)
	at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.getArtifacts(SimpleArtifactRepository.java:735)
	at org.eclipse.equinox.internal.p2.artifact.repository.CompositeArtifactRepository.getArtifacts(CompositeArtifactRepository.java:341)
	at org.eclipse.equinox.internal.p2.artifact.repository.CompositeArtifactRepository.getArtifacts(CompositeArtifactRepository.java:341)
	at org.eclipse.equinox.internal.p2.engine.DownloadManager.fetch(DownloadManager.java:110)
	at org.eclipse.equinox.internal.p2.engine.DownloadManager.start(DownloadManager.java:99)
	at org.eclipse.equinox.internal.p2.engine.phases.Collect.completePhase(Collect.java:76)
	at org.eclipse.equinox.internal.p2.engine.Phase.postPerform(Phase.java:216)
	at org.eclipse.equinox.internal.p2.engine.Phase.perform(Phase.java:84)
	at org.eclipse.equinox.internal.p2.engine.PhaseSet.perform(PhaseSet.java:44)
	at org.eclipse.equinox.internal.p2.engine.Engine.perform(Engine.java:75)
	at org.eclipse.equinox.internal.p2.engine.Engine.perform(Engine.java:44)
	at org.eclipse.equinox.p2.operations.ProvisioningSession.performProvisioningPlan(ProvisioningSession.java:174)
	at org.eclipse.equinox.p2.operations.ProfileModificationJob.runModal(ProfileModificationJob.java:79)
	at org.eclipse.equinox.p2.operations.ProvisioningJob.run(ProvisioningJob.java:177)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

Comment 3 Meng Xin Zhu

2011-08-29 05:04:36 EDT

It's duplicate with the known defect.

*** This bug has been marked as a duplicate of bug 317785 ***