When a spawner tries to spawn a wither, it fails on peaceful difficulty (appears briefly then disappears). This is incorrect as when you build the wither normally, it does not despawn on peaceful. If you need more info, I can make a video but this seems pretty self explanatory.
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duplicates 1
Comments 2
I'm not frustrated (we are all trying to make the game better) But sometimes the other issues have such different wording, I don't know how one would think to search some of this stuff.
Duplicate of MC-1202, please use the search function to see if your bug has already been submitted. Currently over 52% of tickets are being closed as duplicate.