N8n Activation Key Is: In The Wrong Format

| Element | Example | |---------|---------| | Prefix (fixed) | n8n- | | License type | ent (Enterprise) or pro (Pro) | | Hyphen | - | | Alphanumeric hash | aB3dE9fG2hJkL5mN (typically 16–32 chars) |

: If you previously tried a different key, your database might be "stuck." Run the following command in your terminal or via an Execute Command node: n8n license:clear Activation key error - Questions - n8n Community n8n activation key is in the wrong format

# Example for Docker users docker restart n8n | Element | Example | |---------|---------| | Prefix