If you hold a bow in your hand, and then change it to a trident, a part of trident appears on screen in upper-left corner. If you hold a crossbow in your hands and then change it to a trident, a part of trident appears on screen in upper-left corner. If you hold a trident in your hands, and then change it to a crossbow, a part of crossbow appears on screen in lower left corner
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We're tracking this issue in MCPE-116680, so this ticket is being resolved and linked as a duplicate.
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