We are doing a migration from 2010 to 2016 using the database attach method. Most everything is working and all the GUIDs for the UDAs are correct, but I have an issue with Web Requests.
I have a site workflow that checks some conditions and uses a web request to start another workflow, but it does not work in the new environment. When I go into the workflow action and do a test run, the first time I try I get this error:
The underlying connection was closed: An unexpected error occurred on a receive.
Then if I run it again, I get
The remote server returned an error: (417) Expectation Failed.
Since it works in our 2010 environment, I am thinking it is a server config issue, but here are the details from the web request -
Username and password Test Connection: OK.
Web Method: StartWorkflowOnListItem
<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:m="http://nintex.com">
<m:workflowName>G017.3806 Requirements Reminders</m:workflowName>
Did something change about the method? I don't think so. Some googling of the error, 417 Expectation failed suggests that the new IIS server is returning an http status code of 100 ExpectContinue, yet is not doing that.
I tried to put