When you connect a lead to a fence while holding a placeable block in your hand, the block you were holding will seem to disappear. When you then attempt to place the block somewhere else, it will be placed silently.
I've attached a video. If you watch it, I think you'll understand.
hodis
Thank you for your report!
We are tracking this issue in MC-158774, so this ticket is being resolved and linked as a duplicate.
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