Just finished with an in place upgrade of our TFS Build Machine from 2012 to to 2013. VS2013 and VS2012 are both installed on that box now. When I queue one of our previous build definitions, we see the following build error. What causes this error and how do we prevent?
Exception Message: Could not load file or assembly 'Microsoft.TeamFoundation.WorkItemTracking.Client, Version=12.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040) (type FileLoadException)Exception Stack Trace: at System.Reflection.RuntimeAssembly.GetType(RuntimeAssembly assembly, String name, Boolean throwOnError, Boolean ignoreCase, ObjectHandleOnStack type)
at System.Reflection.RuntimeAssembly.GetType(String name, Boolean throwOnError, Boolean ignoreCase)
at System.Xaml.Schema.XamlNamespace.SearchAssembliesForShortName(String shortName)
at System.Xaml.Schema.XamlNamespace.TryGetType(String typeName)
at System.Xaml.Schema.XamlNamespace.GetXamlType(String typeName, XamlType[] typeArgs)
at System.Xaml.XamlSchemaContext.GetXamlType(String xamlNamespace, String name, XamlType[] typeArguments)
at System.Activities.XamlIntegration.ActivityXamlServices.DynamicActivityReaderSchemaContext.GetXamlType(String xamlNamespace, String name, XamlType[] typeArguments)
at MS.Internal.Xaml.XamlContext.GetXamlType(XamlTypeName typeName, Boolean returnUnknownTypesOnFailure, Boolean skipVisibilityCheck)
at MS.Internal.Xaml.Parser.XamlScanner.ReadObjectElement_Object(String xmlns, String name, XamlScannerNode node)
at MS.Internal.Xaml.Parser.XamlScanner.ReadObjectElement(XamlName name, Boolean isEmptyTag)
at MS.Internal.Xaml.Parser.XamlScanner.DoXmlRead()
at MS.Internal.Xaml.Parser.XamlScanner.Read()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyContent>d__5f.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_NonemptyPropertyElement>d__42.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyElement>d__35.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyContent>d__5f.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_NonemptyPropertyElement>d__42.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyElement>d__35.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyContent>d__5f.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_NonemptyPropertyElement>d__42.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyElement>d__35.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyContent>d__5f.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_NonemptyPropertyElement>d__42.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyElement>d__35.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyContent>d__5f.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_NonemptyPropertyElement>d__42.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_PropertyElement>d__35.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementContent>d__4a.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_ElementBody>d__23.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<P_Element>d__7.MoveNext()
at MS.Internal.Xaml.Parser.XamlPullParser.<Parse>d__0.MoveNext()
at MS.Internal.Xaml.NodeStreamSorter.ReadAheadToEndOfAttributes()
at MS.Internal.Xaml.NodeStreamSorter.ReadAheadAndSortCtorProperties()
at MS.Internal.Xaml.NodeStreamSorter.MoveNext()
at System.Xaml.XamlXmlReader.Read()
at System.Activities.XamlIntegration.DynamicActivityXamlReader.Read()
at System.Xaml.XamlServices.Transform(XamlReader xamlReader, XamlWriter xamlWriter, Boolean closeWriter)
at System.Xaml.XamlServices.Load(XamlReader xamlReader)
at System.Activities.XamlIntegration.ActivityXamlServices.Load(XamlReader xamlReader, ActivityXamlServicesSettings settings)
at System.Activities.XamlIntegration.ActivityXamlServices.Load(XmlReader xmlReader, ActivityXamlServicesSettings settings)
at Microsoft.TeamFoundation.Build.Workflow.WorkflowHelpers.DeserializeWorkflow(String markup, Boolean throwException, List`1& assemblyMismatches)
at Microsoft.TeamFoundation.Build.Hosting.BuildProcessCache.LoadFromXaml(String workflowXaml, TextExpressionImports textExpressionImports)
at Microsoft.TeamFoundation.Build.Hosting.BuildControllerWorkflowManager.PrepareRequestForBuild(WorkflowManagerActivity activity, IBuildDetail build, WorkflowRequest request, IDictionary`2 dataContext)
at Microsoft.TeamFoundation.Build.Hosting.BuildWorkflowManager.TryStartWorkflow(WorkflowRequest request, WorkflowManagerActivity activity, BuildWorkflowInstance& workflowInstance, Exception& error, Boolean& syncLockTaken)