Error facing in vector node

Questions
1

Describe the problem/error/question

What is the error message (if any)?

Please share your workflow

(Select the nodes on your canvas and use the keyboard shortcuts CMD+C/CTRL+C and CMD+V/CTRL+V to copy and paste the workflow.)

Share the output returned by the last node

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:
  • Hey, I was trying to make a n8n workflow on ask questions from pre uploaded PDFs via Telegram. My all most whole workflow is working well but my vector node is showing error “{ Tool must be connected to a root node”. i tried alot but it’s not working.
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