Error in Tasks on Production server

I am using the dialog workflow component in my workflow to create some tasks in process manager.  When I debug or deploy this workflow to our test server everything works fine and I am able to run the tasks in the workflow.

When I deployed this workflow to our productions server, I am able to run the workflow and our service request is created in process manager, however all of the tasks error out with the message below.  I have checked the deployed directory and there is a StartTaskDialog.aspx file.  I am using the same account to run the workflow that I use on our test server.  No error comes up in the log.

Any assistance as to where I could start looking to resolve the problem is greatly appreciated.

Janet