The error is the following:

The game crashed whilst rendering entity in world
Error: java.lang.NullPointerException: Cannot invoke "net.fabricmc.fabric.api.renderer.v1.Renderer.meshBuilder()" because the return value of "net.fabricmc.fabric.api.renderer.v1.RendererAccess.getRenderer()" is null

Game frequently crashes after mining a block
How can i fix this?

I get this too!

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how i fixed that issue was removing a mod called continuity