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Bug 337695

Summary:	NPE when pressing "checkout" on remote tracking branch
Product:	[Technology] JGit	Reporter:	Kay Huber <quorg.xtn>
Component:	JGit	Assignee:	Matthias Sohn <matthias.sohn>
Status:	RESOLVED FIXED	QA Contact:
Severity:	normal
Priority:	P3	CC:	caniszczyk, stefan.lay
Version:	0.11
Target Milestone:	0.12-M1
Hardware:	PC
OS:	Windows 7
Whiteboard:

Description Kay Huber

2011-02-21 04:35:29 EST

Steps to reproduce:

* Have a "bare" repo ready with some content
* Create an empty local repo
* "Create Remote" on local repo, only select fetch configuration, specify the bare repo as source
* Fetch bare repo content into local repo
* In the local repo, on the Remote Tracking branch, press "checkout"

java.lang.NullPointerException
	at org.eclipse.jgit.lib.ObjectIdSubclassMap.index(ObjectIdSubclassMap.java:213)
	at org.eclipse.jgit.lib.ObjectIdSubclassMap.get(ObjectIdSubclassMap.java:89)
	at org.eclipse.jgit.revwalk.RevWalk.parseAny(RevWalk.java:809)
	at org.eclipse.jgit.revwalk.RevWalk.parseCommit(RevWalk.java:724)
	at org.eclipse.jgit.api.CheckoutCommand.call(CheckoutCommand.java:124)
	at org.eclipse.egit.core.op.BranchOperation$1.run(BranchOperation.java:106)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1975)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1957)
	at org.eclipse.egit.core.op.BranchOperation.execute(BranchOperation.java:125)
	at org.eclipse.egit.ui.internal.branch.BranchOperationUI$1.run(BranchOperationUI.java:106)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

Comment 1 Matthias Sohn

2011-02-28 19:03:23 EST

code review for proposed fix: http://egit.eclipse.org/r/#change,2614

Comment 2 Matthias Sohn

2011-02-28 19:04:43 EST

this is a bug in jgit CheckoutCommand

Comment 3 Chris Aniszczyk

2011-02-28 20:17:33 EST

Fixed in master.