I was testing AreaEffectCloud NBT with impulse command blocks. I would summon an AreaEffectCloud with custom NBT.
1. For my testing, I only changed the NBT radius, radius per tick, particle, and effect.
2. I went into survival to test out the effect.
3. I summoned the potion,
4. walked into the cloud (Wither lvl 6),
5. died,
6. switched back to creative,
and I could no longer edit command blocks.
Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...
Linked issues
Comments

Logging out then logging back in works for me, same bug still happens in 15w36d