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ComfyUI Invalid Workflow — cause and fix

The workflow configuration is invalid.

Direct answer

How do I fix "Invalid Workflow"?

The workflow configuration is invalid.

Key facts

  • iThe workflow configuration is invalid.

Next step

  1. 1Check workflow JSON syntax
  2. 2Verify all node connections
  3. 3Ensure required inputs are provided

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Other ComfyUI errors

Fix

GPU Memory Exhausted

Fix

Model Not Found

Fix

Missing Python Package

Fix

Network Connection Failed

Fix

GPU Driver Error

Fix

Process Terminated

Frequently Asked Questions

What causes "Invalid Workflow" in ComfyUI?

The workflow configuration is invalid.

How do I fix "Invalid Workflow"?

Check workflow JSON syntax Verify all node connections