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Application error when access /_layouts/15/workflow.aspx, Error=Object reference not set to an instance of an object

Question asked by imughal on Mar 1, 2018

Hi,

I have 02 web servers and 02 application servers. I have just install and configured Nintex workflows on webservers and not configured Workflow Manager.

Under site content when i click "SiteWorkflows" links its takes to /_layouts/15/workflow.aspx but give following error:

Sorry, something went wrong  Logs has following details:

 

Application error when access /_layouts/15/workflow.aspx, Error=Object reference not set to an instance of an object.

 


Can't find WorkflowServiceProxy or its service application proxy type name is null

 

Application error when access /_layouts/15/workflow.aspx, Error=Object reference not set to an instance of an object.   
at Microsoft.SharePoint.Workflow.SPWorkflow.GetIStatusAsText(Int32 iStatus)     at Microsoft.SharePoint.Workflow.SPWorkflow.GetIStatusAsHtml(Int32 iStatus) 
    at Microsoft.SharePoint.Workflow.SPWorkflow.GetIStatusAsHtml()    
 at ASP._layouts_15_workflow_aspx.__Render__control15(HtmlTextWriter __w, Control parameterContainer)    
 at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children)    
 at System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter)    
 at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children)    
 at Microsoft.SharePoint.WebControls.AjaxDelta.RenderChil... 52784f9e-494f-f017-08b6-c25ac753dcd2

 

 

 

 

 

Please guide what is an issue and how to fix it.

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