Bukkit/CraftBukkit — comment on commit b4d325e0efe44bc74e69371fb11e7c3e1124b2a3
File:  line 0
By DerFlash:

This one failed. After updating to this build every 5th block respawns while holding mouse button pressed. Lifting the finger a sec and pressing again works. But after some more blocks it starts over again (block comes back again and again)