Ticking screen

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What I expected to happen was...:
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What actually happened was...:
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Steps to Reproduce:
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2. ...
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Description: Ticking screen

java.lang.IndexOutOfBoundsException
	at java.nio.Buffer.checkIndex(Buffer.java:512)
	at java.nio.DirectIntBufferU.get(DirectIntBufferU.java:248)
	at bma.a(SourceFile:271)

	at bma.a(SourceFile:220)
	at bao.a(SourceFile:1694)
	at bao.a(SourceFile:1652)
	at bjb.a(SourceFile:125)
	at hd.a(SourceFile:70)
	at hd.a(SourceFile:13)
	at ej.a(SourceFile:174)
	at bcx.e(SourceFile:78)
	at bao.p(SourceFile:1343)
	at bao.ak(SourceFile:774)
	at bao.f(SourceFile:728)
	at net.minecraft.client.main.Main.main(SourceFile:148)