Error converting 4.1 to 5.0 or 4.2. to 50

Error converting 4.1 to 5.0 or 4.2. to 50

  
Hello...

im converting some projects from 4.1 to 5.0 Version and im having troubles with one oml.

im able to convert the oml from 4.1 to 4.2 without problems. But i cant convert from 4.2 to 5.0 or from 4.1 to 5.0....

im getting this error:


System.NullReferenceException: Object reference not set to an instance of an object.
at ServiceStudio.ViewImplementation.Framework.ProgressDialog.RunWorkerThread(Action cancelableOperation, Action`1 nonCancellableOperation, Action canceller)
at ServiceStudio.WPFViewImplementationProvider.DoCancelableSlowOperation(String title, Action cancelableOperation, Action`1 nonCancellableOperation, Action canceller)
at ServiceStudio.Presenter.RuntimeImplementation.DoCancelableSlowOperation(String title, Action cancelableOperation, Action`1 nonCancellableOperation, Action canceller)
at ServiceStudio.Presenter.AggregatorPresenter.AggregatorCommandTargetImplementation.#e.#Zt.#QS()


if i try to convert on servicecenter.... the error message is :
System.NullReferenceException: Object reference not set to an instance of an object. at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Dm(XElement elem, String widgetOuterType) at #Y.#X.#Am(XElement root) at #Y.#X.#Am(XElement root) at #Y.#X.#Am(XElement root) at #Y.#X.#Am(XElement root) at #Y.#X.#Am(XElement root) at #Y.#X.#Pi(Oml oml, XElement root) at OutSystems.Oml.Oml.#e.#R.#e.#Fc.#Ut(XElement root) at OutSystems.Oml.Oml.#hi(Func`2 upgrade) at OutSystems.Oml.Oml.#e.#R.#Pi(Oml oml) at OutSystems.Oml.Oml.#3h(Stream stream, Boolean recoverMode) at OutSystems.Oml.Oml..ctor(Stream stream, Boolean recoverMode, Boolean changeKey) at ServiceStudio.Model.ESpace.OmlLoader.Load(Stream stream, Boolean recoverMode, Boolean changeKey, Func`4 eSpaceConstructor) at ServiceStudio.Model.ESpace.<>c__DisplayClass18.