Hi,
We are getting following error when we are closing opportunity as Won or Lost
The Web Service plug-in failed in OrganizationId: 8f2c1c45-866b-e311-80b7-005056ab9521; SdkMessageProcessingStepId: d5cdbb1b-ea3e-db11-86a7-000a3a5473e8; EntityName: opportunity; Stage: 30; MessageName: Win; AssemblyName: Microsoft.Crm.Extensibility.InternalOperationPlugin, Microsoft.Crm.ObjectModel, Version=8.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35; ClassName: Microsoft.Crm.Extensibility.InternalOperationPlugin; Exception: Unhandled Exception: System.MissingMethodException: Constructor on type 'Microsoft.Crm.Sales.Entities.OpportunityClose' not found.
at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
at System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes)
at System.Activator.CreateInstance(Type type, Object[] args)
at Microsoft.Crm.BusinessEntities.EntityClassFactory.CreateInstance(EntityMetadata metadata, IOrganizationContext orgContext)
at Microsoft.Crm.BusinessEntities.BusinessEntity.Converter.ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, Object value)
at Microsoft.Crm.BusinessEntities.ConversionHelpers.Convert(ICrmConversionContext conversionContext, Object source, Type destinationType)
at Microsoft.Crm.Extensibility.DictionaryMapper.Map(ParameterCollection inputs, ICrmConversionContext context)
at Microsoft.Crm.Extensibility.InternalOperationPlugin.Execute(IServiceProvider serviceProvider)
at Microsoft.Crm.Extensibility.V5PluginProxyStep.ExecuteInternal(PipelineExecutionContext context)
at Microsoft.Crm.Extensibility.VersionedPluginProxyStepBase.Execute(PipelineExecutionContext context)
.
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