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Bug
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Resolution: Fixed
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Minecraft 17w47b, Minecraft 18w03b
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None
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Confirmed
The bug
When updating a world to the new snapshot, after creating the backup the game crashes.
Crash report
Description: mouseClicked event handler java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:3236) at java.io.ByteArrayOutputStream.grow(ByteArrayOutputStream.java:118) at java.io.ByteArrayOutputStream.ensureCapacity(ByteArrayOutputStream.java:93) at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:153) at java.util.zip.DeflaterOutputStream.deflate(DeflaterOutputStream.java:253) at java.util.zip.DeflaterOutputStream.write(DeflaterOutputStream.java:211) at com.sun.nio.zipfs.ZipFileSystem$EntryOutputStream.write(ZipFileSystem.java:1560) at java.nio.file.Files.copy(Files.java:2909) at java.nio.file.Files.copy(Files.java:3027) at java.nio.file.CopyMoveHelper.copyToForeignTarget(CopyMoveHelper.java:126) at java.nio.file.Files.copy(Files.java:1277) at bix$1.a(SourceFile:68) at bix$1.visitFile(SourceFile:63) at java.nio.file.Files.walkFileTree(Files.java:2670) at java.nio.file.Files.walkFileTree(Files.java:2742) at bix.h(SourceFile:63) at bsy.b(SourceFile:173) at bsy$$Lambda$178/2032586898.confirmResult(Unknown Source) at bpg$1.a(SourceFile:45) at bni.mouseClicked(SourceFile:102) at bof.mouseClicked(SourceFile:44) at bmj.b(SourceFile:64) at bmj$$Lambda$163/1413580852.run(Unknown Source) at bqb.a(SourceFile:428) at bmj.a(SourceFile:64) at bmj$$Lambda$108/753214674.invoke(Unknown Source) at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:23) at org.lwjgl.system.JNI.invokeV(Native Method) at org.lwjgl.glfw.GLFW.glfwWaitEventsTimeout(GLFW.java:2599) at bmr.a(SourceFile:294) at bmh.b(SourceFile:843) at bmh.a(SourceFile:376)