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  1. n8n activation key has already been used on this instance
  2. n8n activation key has already been used on this instance

N8n Activation Key Has Already Been Used On This Instance _verified_ -

I understand you’re looking for a review or troubleshooting guide regarding the error message:

Below is a full, structured review of what this error means, why it occurs, and how to resolve it. This message appears in n8n (a workflow automation tool) when you try to activate a paid license key (e.g., for n8n’s enterprise features) on a specific server instance, but that same key has already been activated on another instance. n8n activation key has already been used on this instance