mojira.dev
MC-87353

java.util.zip.ZipException: Not in GZIP format

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kumasasa

Please attach the complete output of the "Game Output (Your Minecraft name) " which can be found on the fourth tab of the launcher to this ticket.

If the launcher closes after game start, please edit your profile and select "Launcher visibility" then, "Keep the launcher open".

migrated
[13:38:05] [Client thread/INFO]: Setting user: mitchyb99
[13:38:05] [Client thread/INFO]: (Session ID is token:22359eaf140c4f3b8821e23463fdcd09:e84a94ec9e5d4430af532a02b2a3e925)
[13:38:10] [Client thread/INFO]: LWJGL Version: 2.9.4
[13:38:12] [Client thread/INFO]: Reloading ResourceManager: Default
[13:38:13] [Sound Library Loader/INFO]: Starting up SoundSystem...
[13:38:14] [Thread-6/INFO]: Initializing LWJGL OpenAL
[13:38:14] [Thread-6/INFO]: (The LWJGL binding of OpenAL.  For more information, see http://www.lwjgl.org)
[13:38:14] [Thread-6/INFO]: OpenAL initialized.
[13:38:14] [Sound Library Loader/INFO]: Sound engine started
[13:38:21] [Client thread/INFO]: Created: 512x512 textures-atlas
[13:38:25] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:62) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.b(SourceFile:59) [1.8.8.jar:?]
	at axu.a(SourceFile:376) [1.8.8.jar:?]
	at ave.a(SourceFile:819) [1.8.8.jar:?]
	at aya.a(SourceFile:215) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at aya.a(SourceFile:468) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:25] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat_old
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:73) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.b(SourceFile:59) [1.8.8.jar:?]
	at axu.a(SourceFile:376) [1.8.8.jar:?]
	at ave.a(SourceFile:819) [1.8.8.jar:?]
	at aya.a(SourceFile:215) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at aya.a(SourceFile:468) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:33] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:62) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.b(SourceFile:59) [1.8.8.jar:?]
	at axu.a(SourceFile:376) [1.8.8.jar:?]
	at ave.a(SourceFile:819) [1.8.8.jar:?]
	at axv.a(SourceFile:191) [1.8.8.jar:?]
	at awy.a(SourceFile:50) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:33] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat_old
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:73) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.b(SourceFile:59) [1.8.8.jar:?]
	at axu.a(SourceFile:376) [1.8.8.jar:?]
	at ave.a(SourceFile:819) [1.8.8.jar:?]
	at axv.a(SourceFile:191) [1.8.8.jar:?]
	at awy.a(SourceFile:50) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:35] [Client thread/INFO]: Deleting level New World
[13:38:35] [Client thread/INFO]: Attempt 1...
[13:38:35] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:62) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.a(SourceFile:186) [1.8.8.jar:?]
	at awy.a(SourceFile:50) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:35] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat_old
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:73) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.a(SourceFile:186) [1.8.8.jar:?]
	at awy.a(SourceFile:50) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:35] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:62) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.b(SourceFile:59) [1.8.8.jar:?]
	at axu.a(SourceFile:376) [1.8.8.jar:?]
	at ave.a(SourceFile:819) [1.8.8.jar:?]
	at axv.a(SourceFile:191) [1.8.8.jar:?]
	at awy.a(SourceFile:50) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:38:35] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat_old
java.util.zip.ZipException: Not in GZIP format
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79) ~[?:1.8.0_25]
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91) ~[?:1.8.0_25]
	at dx.a(SourceFile:13) ~[1.8.8.jar:?]
	at atn.c(SourceFile:73) [1.8.8.jar:?]
	at atk.b(SourceFile:52) [1.8.8.jar:?]
	at axv.f(SourceFile:87) [1.8.8.jar:?]
	at axv.b(SourceFile:59) [1.8.8.jar:?]
	at axu.a(SourceFile:376) [1.8.8.jar:?]
	at ave.a(SourceFile:819) [1.8.8.jar:?]
	at axv.a(SourceFile:191) [1.8.8.jar:?]
	at awy.a(SourceFile:50) [1.8.8.jar:?]
	at axu.a(SourceFile:350) [1.8.8.jar:?]
	at axu.k(SourceFile:413) [1.8.8.jar:?]
	at axu.p(SourceFile:390) [1.8.8.jar:?]
	at ave.s(SourceFile:1498) [1.8.8.jar:?]
	at ave.av(SourceFile:889) [1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
[13:39:01] [Server thread/INFO]: Starting integrated minecraft server version 1.8.8
[13:39:01] [Server thread/INFO]: Generating keypair
[13:39:01] [Server thread/INFO]: Converting map!
[13:39:01] [Server thread/INFO]: Scanning folders...
[13:39:01] [Server thread/INFO]: Total conversion count is 0
[13:39:02] [Server thread/INFO]: Preparing start region for level 0
[13:39:03] [Server thread/INFO]: Preparing spawn area: 2%
[13:39:04] [Server thread/INFO]: Preparing spawn area: 4%
[13:39:05] [Server thread/INFO]: Preparing spawn area: 6%
[13:39:06] [Server thread/INFO]: Preparing spawn area: 8%
[13:39:08] [Server thread/INFO]: Preparing spawn area: 10%
[13:39:09] [Server thread/INFO]: Preparing spawn area: 13%
[13:39:10] [Server thread/INFO]: Preparing spawn area: 16%
[13:39:11] [Server thread/INFO]: Preparing spawn area: 18%
[13:39:12] [Server thread/INFO]: Preparing spawn area: 21%
[13:39:13] [Server thread/INFO]: Preparing spawn area: 25%
[13:39:14] [Server thread/INFO]: Preparing spawn area: 28%
[13:39:15] [Server thread/INFO]: Preparing spawn area: 32%
[13:39:16] [Server thread/INFO]: Preparing spawn area: 35%
[13:39:17] [Server thread/INFO]: Preparing spawn area: 39%
[13:39:18] [Server thread/INFO]: Preparing spawn area: 43%
[13:39:19] [Server thread/INFO]: Preparing spawn area: 46%
[13:39:20] [Server thread/INFO]: Preparing spawn area: 51%
[13:39:21] [Server thread/INFO]: Preparing spawn area: 56%
[13:39:22] [Server thread/INFO]: Preparing spawn area: 60%
[13:39:23] [Server thread/INFO]: Preparing spawn area: 64%
[13:39:24] [Server thread/INFO]: Preparing spawn area: 69%
[13:39:25] [Server thread/INFO]: Preparing spawn area: 74%
[13:39:26] [Server thread/INFO]: Preparing spawn area: 79%
[13:39:27] [Server thread/INFO]: Preparing spawn area: 84%
[13:39:28] [Server thread/INFO]: Preparing spawn area: 90%
[13:39:29] [Server thread/INFO]: Preparing spawn area: 95%
[13:39:30] [Server thread/INFO]: Changing view distance to 27, from 10
[13:39:32] [Server thread/INFO]: mitchyb99[local:E:72ef65e8] logged in with entity id 215 at (-189.5, 67.0, 108.5)
[13:39:32] [Server thread/INFO]: mitchyb99 joined the game
[13:42:03] [Server thread/INFO]: Saving and pausing game...
[13:42:03] [Server thread/INFO]: Saving chunks for level 'awesome'/Overworld
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I don't know what I'm supposed to do

migrated

I'm mitchyb99

kumasasa
[13:38:25] [Client thread/ERROR]: Exception reading C:\Users\Scott\AppData\Roaming\.minecraft\saves\SM\level.dat
java.util.zip.ZipException: Not in GZIP format

Your save game is broken.

Nothing we can do here.
You may restore a recent backup.

migrated

Is there not a way to prevent this?

migrated

(Unassigned)

Unconfirmed

Minecraft 1.8.8

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