Minecart Problem?

Put the summary of the bug you're having here My minecart was very glitched up idk why though

What I expected to happen was...:
Describe what you thought should happen here freakin get it fixed

What actually happened was...:
Describe what happened here i was about to pop onto my minecart and go to my house but the minecart was every item in Minecraft

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here just look at one and tweet me @CodyHarvey2002 if this issue is fixed : )
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