Hi @Roberto Nunez ,
According to the current information, I can't judge the specific cause of the problem, and I need your assistance to provide more information so that we can solve this problem together:
How did you create your workflow? What are the specific steps?
What is the function that needs to be done?
Try these to see if error clears:
- Ensure the application pool is started.
- Confirm port 443 and port 80 are open for incoming and outgoing traffic on your firewall
- Restart IIS
- Restart the server
And there is an article for your reference:
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