[news.eclipse.tools.emf] Re: [CDO] Problem commiting transaction with ES

[Simon McDuff <smcduff@xxxxxxxxxxx>]

Did you modify model 1 or model 2 once you've committed something to the 
server ?
(I asked since you said "create in  model m1 a class c3").

Simon




André Müller wrote:
> Hi,
> first I have to say that I am nearly a newbie in CDO and EMF.
> I use CDO 2.0 and eclipse 3.5M6.
> I got an error when I commit an transaction in which is an Element that 
> has a Supertype of an other Package.
>
> For better understanding:
> I have a model m1.ecore with a class c1 and a class c2 and set c2 as 
> ESuper Types of c1. I can open a transaction in the CDO Session UI, 
> create resource and add these classes and commit and everything works fine.
> Now I have a second model named m2.ecore with a class c4 and create in 
> model m1 a class c3 with supertype c4 from model m2.
> When I create now a new transaction and a resource, add c3 and try to 
> commit I got the errormessage: 
> "org.eclipse.emf.cdo.common.util.CDOException: No package unit for 
> org.eclipse.emf.ecore.impl.EPackageImpl@6e2ca2 (name: m2) (nsURI: 
> http://m2/1.0, nsPrefix: m2)"
>
> and the excetion stack trace:
>
> org.eclipse.net4j.util.transaction.TransactionException: 
> org.eclipse.emf.cdo.common.util.CDOException: No package unit for 
> org.eclipse.emf.ecore.impl.EPackageImpl@6e2ca2 (name: m2) (nsURI: 
> http://m2/1.0, nsPrefix: m2)
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.commit(CDOTransactionImpl.java:580) 
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.commit(CDOTransactionImpl.java:586) 
>
> at 
> org.eclipse.emf.cdo.internal.ui.actions.CommitTransactionAction.doRun(CommitTransactionAction.java:36) 
>
> at 
> org.eclipse.net4j.util.ui.actions.LongRunningAction$1.run(LongRunningAction.java:164) 
>
> at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
> Caused by: org.eclipse.emf.cdo.common.util.CDOException: No package unit 
> for org.eclipse.emf.ecore.impl.EPackageImpl@6e2ca2 (name: m2) (nsURI: 
> http://m2/1.0, nsPrefix: m2)
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.analyzeNewPackages(CDOTransactionImpl.java:1104) 
>
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.analyzeNewPackages(CDOTransactionImpl.java:1076) 
>
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.access$7(CDOTransactionImpl.java:1048) 
>
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl$CDOCommitContextImpl.<init>(CDOTransactionImpl.java:1208) 
>
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.createCommitContext(CDOTransactionImpl.java:551) 
>
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOSingleTransactionStrategyImpl.commit(CDOSingleTransactionStrategyImpl.java:46) 
>
> at 
> org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl.commit(CDOTransactionImpl.java:572) 
>
> ... 4 more
>
>
> Can anybody tell me what I do wrong? Or is it not possible to store an 
> element with a SuperType of an other package?
> Both model packages are correctly registerd in the session. If I only 
> commit a resource with c4 it works.
> When I store the models without CDO as EMF model in an XMI it works also 
> correctly.
>
>
> Thanks for hints
>
> André