I can't connect mssql credentials to n8n

Questions
1

I created an instance in Google Cloud and imported my database to it. You can see im using public ip, port as 1433 - which i enabled from firewall and enabled in tcp protocols, but no. WHat im trying doesn’t work

WhatsApp Image 2025-08-12 at 22.28.28_ad66017b
WhatsApp Image 2025-08-12 at 22.28.28_ad66017b1000×609 40.1 KB

Describe the problem/error/question

What is the error message (if any)?

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Information on your n8n setup

  • n8n version:
  • Database (default: SQLite):
  • n8n EXECUTIONS_PROCESS setting (default: own, main):
  • Running n8n via (Docker, npm, n8n cloud, desktop app):
  • Operating system:
2

Hey bro @Meherrem_Tezexanov before configuring n8n, ensure SQL Server is reachable from the machine running n8n, Verify MSSQL Server is Accessible.

3

how to ensure? I don’t understand what is machine running n8n

4

Sorry I mean you should find where n8n is installed