[Firebird-net-provider] [FB-Tracker] Created: (DNET-679) Except after updating to 4.10.0

[Pedro F. de M. L. (JIRA) <tr...@fi...>]

Except after updating to 4.10.0
-------------------------------

                 Key: DNET-679
                 URL: http://tracker.firebirdsql.org/browse/DNET-679
             Project: .NET Data provider
          Issue Type: Bug
          Components: ADO.NET Provider
    Affects Versions: 4.10.0.0
         Environment: Windows Server R2 2008 R2 Enterprise 64-bits;  IIS 7.5; .NET Framework 4.0.30319; Visual Studio 2013;
            Reporter: Pedro Filipe de Morais Lima
            Assignee: Jiri Cincura
            Priority: Critical


Updated the " Firebird ADO.NET Data provider " for version 4.10.0 and I am getting , sometimes , the following exception in my application:

Exception information: 
    Exception type: NullReferenceException 
    Exception message: Object reference not set to an instance of an object.
   at FirebirdSql.Data.Common.Extensions.TryGetTarget[T](WeakReference  weakReference, T& target)
   at FirebirdSql.Data.FirebirdClient.FbConnectionInternal.RemovePreparedCommand    (FbCommand command)
   at FirebirdSql.Data.FirebirdClient.FbCommand.Release()
   at FirebirdSql.Data.FirebirdClient.FbCommand.Dispose(Boolean disposing)

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