Object reference not set to an instance of an object.

Server Version : 2.0.2.14 Studio Version : 2.0.2.14 Email Address : No Email Provided Steps to follow : Form the dependencies window I double clicked a workflow (policy_updated). Once it opened the workflow I right clicked on the start node and selected the "Show dependencies" option. This is when the error was raised. at Dev2.Studio.ViewModels.Workflow.WorkflowDesignerViewModel.<>c.b__166_0(Object param) at Dev2.Runtime.Configuration.ViewModels.Base.DelegateCommand.Execute(Object parameter) at MS.Internal.Commands.CommandHelpers.CriticalExecuteCommandSource(ICommandSource commandSource, Boolean userInitiated) at System.Windows.Controls.MenuItem.InvokeClickAfterRender(Object arg) at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs) at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler) Warewolf Studio log file : 2017-09-18 11:18:08,106 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FindDependencyService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceId":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"1a82a341-b678-4992-a25a-39cdd57198d1","m_currentThread":0},"GetDependsOnMe":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"True","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:18:08,110 INFO - [Warewolf Info] - TabGroupPane.MoveItemToFront: Old Index=20 2017-09-18 11:20:06,237 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"DeleteResourceService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceID":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"d6228e6c-1d6a-487b-bac1-ff70d3683c52","m_currentThread":0},"ResourceType":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"WorkflowService","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:20:19,863 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"DeleteResourceService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceID":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"99f75153-8cbb-4861-827c-154bbec82a5d","m_currentThread":0},"ResourceType":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"WorkflowService","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:20:33,054 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FindDependencyService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceId":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"1a82a341-b678-4992-a25a-39cdd57198d1","m_currentThread":0},"GetDependsOnMe":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"False","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:20:43,329 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FindDependencyService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceId":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"1a82a341-b678-4992-a25a-39cdd57198d1","m_currentThread":0},"GetDependsOnMe":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"True","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:20:46,628 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FindDependencyService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceId":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"1a82a341-b678-4992-a25a-39cdd57198d1","m_currentThread":0},"GetDependsOnMe":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"False","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:21:12,176 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FindResourcesByID","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","GuidCsv":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"fdb1013d-9dfb-432c-9b0a-6638d38b6b6d","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:21:12,299 INFO - [Warewolf Info] - Null Definition For fdb1013d-9dfb-432c-9b0a-6638d38b6b6d :: policy_updated. Fetching... 2017-09-18 11:21:12,299 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FetchResourceDefinitionService","TestName":null,"Args":{"$id":"2","$type":"System.Collections.Generic.Dictionary`2[[System.String, mscorlib],[System.Text.StringBuilder, mscorlib]], mscorlib","ResourceID":{"$id":"3","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":36,"m_StringValue":"fdb1013d-9dfb-432c-9b0a-6638d38b6b6d","m_currentThread":0},"PrepairForDeployment":{"$id":"4","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"False","m_currentThread":0}},"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"5","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:21:12,327 DEBUG - [Warewolf Debug] - Fetched Definition For fdb1013d-9dfb-432c-9b0a-6638d38b6b6d From Workspace 00000000-0000-0000-0000-000000000000 2017-09-18 11:21:12,742 INFO - [Warewolf Info] - TabGroupPane.MoveItemToFront: Old Index=1 2017-09-18 11:21:13,847 DEBUG - [Warewolf Debug] - Execute Command Payload [ {"$id":"1","$type":"Dev2.Communication.EsbExecuteRequest, Dev2.Infrastructure","ServiceName":"FetchRabbitMQServiceSources","TestName":null,"Args":null,"ResourceID":"00000000-0000-0000-0000-000000000000","ExecuteResult":{"$id":"2","$type":"System.Text.StringBuilder, mscorlib","m_MaxCapacity":2147483647,"Capacity":16,"m_StringValue":"","m_currentThread":0},"WasInternalService":false} ] 2017-09-18 11:21:18,828 ERROR - [Warewolf Error] - Unhandled Exception System.NullReferenceException: Object reference not set to an instance of an object. Warewolf Server log file : 2017-09-18 11:21:13,851 DEBUG - [4ea5846e-9e40-461b-9ef2-e1812bab9242] - Mapping Inputs from Environment 2017-09-18 11:21:13,851 DEBUG - [4ea5846e-9e40-461b-9ef2-e1812bab9242] - Creating Invoker 2017-09-18 11:21:13,851 DEBUG - [4ea5846e-9e40-461b-9ef2-e1812bab9242] - Finding service 2017-09-18 11:21:13,851 DEBUG - [4ea5846e-9e40-461b-9ef2-e1812bab9242] - Mapping Action Dependencies 2017-09-18 11:21:13,851 DEBUG - [4ea5846e-9e40-461b-9ef2-e1812bab9242] - Getting container 2017-09-18 11:21:15,923 INFO - [Warewolf System Data] - Process Memory Usage(mb): 71 Number of Requests: 418 Time Taken(Ms): 767147 Uptime: 02:52:00.7330447