RequirementImpl must implement serializable, needs to have a default
constructor (visibility does not matter), no final fields and there must be
at least one serializable type found for each field that can be assigned to
that field (which must meet the same requirements). Also if you do not
HI Jens,
Thanks for your help. I don't understand this sentence " *Also if you do
not transfer RequirementImpl directly but instead an interface that
RequirementImpl implements, then GWT Compiler needs to see the class+source
of RequirementImpl so it can treat RequirementImpl as a possible
If its ok for you to stay with GXT2, then just use gxt 2.3.1a.jar which
usually should work out of the box also with 2.8 and 2.9.
For me(fairly complex project) with 2.8 and 2.9 I had some minor problems
which I change my self directly inside the source and recompiled the jar.
Hope this helps!
