This is the URL it gives me:
Takes me to 404 page:
"https://heavyforwarder.domain.com:8000/en-US/manager/Splunk_TA_snow/apps/local/Splunk_TA_snow/setup"
I pushed the app from my deployment server to the heavy forwarder.
The documentation for this add-on says using a deployment server isn't supported.
https://docs.splunk.com/Documentation/AddOns/released/ServiceNow/Install#Distributed_deployment_feat...
What happens when you install it directly on your heavy forwarder instead?