OData+EF on inherited back-navigations

[Lingxi-Li]

Forwarded from OData/odata.net#679.

[raffaeler]

Hi,
do you have any news on this?
Thanks

[mikepizzo]

From the (partial) exception message (below, from the referenced codeplex issue), this seems to be an issue in EF. The error is coming from System.Data.Entity.Core.EntityClient. In any case, the exception is cut off in the codeplex issue so it's hard to tell if there is more useful information regarding the issue.

{ "error":{ "code":"","message":"An error has occurred.","innererror":{ "message":"The 'ObjectContent`1' type failed to serialize the response body for content type 'application/json; odata.metadata=minimal'.","type":"System.InvalidOperationException","stacktrace":"","internalexception":{ "message":"An error occurred while preparing the command definition. See the inner exception for details.","type":"System.Data.Entity.Core.EntityCommandCompilationException","stacktrace":" at System.Data.Entity.Core.EntityClient.Internal.EntityCommandDefinition..ctor(DbProviderFactory storeProviderFactory, DbCommandTree commandTree, DbInterceptionContext interceptionContext, IDbDependencyResolver resolver, BridgeDataReaderFactory bridgeDataReaderFactory, ColumnMapFactory columnMapFactory)\r\n at ...