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Home » Modeling » EMF » EMF Editor fails during opening
EMF Editor fails during opening [message #424106] Thu, 16 October 2008 15:08 Go to next message
Timothy Marc is currently offline Timothy MarcFriend
Messages: 547
Registered: July 2009
Senior Member
Hey,

after setting up my metamodel, i want to test it with the generated editor.
The problems is, that it abort the opening process with the following
exception:

java.lang.IllegalArgumentException: The feature 'qualifiedName' is not a
valid changeable feature
at
org.eclipse.emf.ecore.impl.BasicEObjectImpl.eSet(BasicEObjec tImpl.java:1081)

The attribute 'qualifiedName" is marked as a volatile, transient,
unchangeable and derived attribute. It computes the the QualfiedName of an
element by iterating recursivly through the nested package hierarchy.

I found several posting concerning this exeception, but none of them fits to
my problem.

Thx
Timothy
Re: EMF Editor fails during opening [message #424113 is a reply to message #424106] Thu, 16 October 2008 16:58 Go to previous message
Ed Merks is currently offline Ed MerksFriend
Messages: 33137
Registered: July 2009
Senior Member
Timothy,

Comments below.

Timothy Marc wrote:
> Hey,
>
> after setting up my metamodel, i want to test it with the generated editor.
> The problems is, that it abort the opening process with the following
> exception:
>
> java.lang.IllegalArgumentException: The feature 'qualifiedName' is not a
> valid changeable feature
> at
> org.eclipse.emf.ecore.impl.BasicEObjectImpl.eSet(BasicEObjec tImpl.java:1081)
>
> The attribute 'qualifiedName" is marked as a volatile, transient,
> unchangeable and derived attribute.
Who's setting it?
> It computes the the QualfiedName of an
> element by iterating recursivly through the nested package hierarchy.
>
> I found several posting concerning this exeception, but none of them fits to
> my problem.
>
Are you reading a file that has a serialized value for this
non-changeable feature?
> Thx
> Timothy
>
>
>
>


Ed Merks
Professional Support: https://www.macromodeling.com/
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