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Amazon error 8566: Not eligible to create new ASINs

This explanation also covers: 8571, 8575, 8570

What does it mean?

Your account cannot create this ASIN (8566). Related: the creation limit is reached, common for new sellers (8571), a weekly limit (8575), or a block for duplicates or policy violations (8570).

How to fix it

Wait for the limit to reset, list on existing ASINs, or start at Account Health and then Seller Support.

Where do you fix it?

More on this subject

Source

Summarised in our own words; Amazon's page is leading.