Deepslate can only be default block for the Overworld, causing nether ores to not generate if "deepslate_enabled" in the Nether is set to true

Deepslate can only be default block for the Overworld, causing nether ores to not generate if "deepslate_enabled" in the Nether is set to true.

As you can see, there is not a single ore generated in the deepslate. Altough, this may be intentional.