Stripe Trigger: Invalid URL: An explicit scheme (such as https) must be provided

Describe the problem/error/question

I cannot publish workflow with Stripe Trigger Node - in previous versions it works.

Right now I created a clear workflow only with Stripe trigger node and have this problem.

Even if I tested just this step I have the same error.

When I trying to use Webhook node it works - even I here is also URL without HTTP or HTTPS in adress

In coolify n8n configuration I set WEBHOOK_URL with “https://” at the begining, as I found there https://lumadock.com/tutorials/n8n-reverse-proxy-webhook-urls

Workflow with Stripe Trigger works for me for more than 1 year. Last time was triggered sucessfully at 2025.09.15 after that I saw first error at 2025.12.19 (in Stripe developer console)

What is the error message (if any)?

When i try to publish workflow:

Workflow could not be published: Invalid URL: An explicit scheme (such as https) must be provided

Problem activating workflow - The following error occured on workflow activation: Bad request - please check your parameters.

Whe I try to test Execute step:

Problem running workflow - Bad request - please check your parameters

Stripe Trigger: Invalid URL: An explicit scheme (such as https) must be provided.

Please share your workflow

Share the output returned by the last node

no output in n8n just error text

Information on your n8n setup

  • n8n version: 2.0.3
  • Database (default: SQLite): SQLLite? (not sure)
  • n8n EXECUTIONS_PROCESS setting (default: own, main):
  • Running n8n via (Docker, npm, n8n cloud, desktop app): Docker Hetzner>Coolify
  • Operating system: Linux?

I found resolution for my problem Https suddenly missing from webhook and callback URLs - #2 by krisn0x I had old initial docker compose file it looks like that:

but when I trying to put new Instance there was new one

after that change Stripe trigger works - and I have “https::// in URL

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