My brother was fishing with an enchanted Fishing Rod when he pulled out an item that had a missing texture. When it went into his inventory (which wasn't full) it simply disappeared.
Comments 2
Please force a crash by pressing F3 + C for 10 seconds while in the world or server this ocured in and attach the crash report (minecraft/crash-reports/crash-<DATE>-client.txt) here.
What item did you fish up?
What enchantments did the fishing rod have?