
Type: Bug

Status: Resolved

Resolution: Fixed

Affects Version/s: Minecraft 18w20c

Fix Version/s: Minecraft 18w21a

Labels:None

Confirmation Status:Unconfirmed
World attached, stock standard freshly created.
[19:33:24] [WorldGenScheduler1/ERROR]: Chunk file at 4,24 is missing level data, skipping [19:33:24] [WorldGenScheduler1/ERROR]: Something went wrong upgrading! java.lang.RuntimeException: aex$b@70b3c5ec at wp.c(SourceFile:152) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.c(SourceFile:148) ~[18w20c.jar:?] at xx.e(SourceFile:76) ~[18w20c.jar:?] at yz.a(SourceFile:26) ~[18w20c.jar:?] at xx.b(SourceFile:117) ~[18w20c.jar:?] at xx.a(SourceFile:154) ~[18w20c.jar:?] at wp$a.a(SourceFile:197) ~[18w20c.jar:?] at wp$b.b(SourceFile:35) ~[18w20c.jar:?] at wp$a.a(SourceFile:195) ~[18w20c.jar:?] at adl$1.a(SourceFile:48) ~[18w20c.jar:?] at acu$a$1.a(SourceFile:33) ~[18w20c.jar:?] at acu$a$1.a(SourceFile:33) ~[18w20c.jar:?] at acu$a$1.a(SourceFile:33) ~[18w20c.jar:?] at wz$a.a(SourceFile:81) ~[18w20c.jar:?] at adl$1.a(SourceFile:48) ~[18w20c.jar:?] at acu$a$1.a(SourceFile:33) ~[18w20c.jar:?] at acu$a$1.a(SourceFile:33) ~[18w20c.jar:?] at xx.a(SourceFile:154) ~[18w20c.jar:?] at xx.a(SourceFile:116) ~[18w20c.jar:?] at aag.a(SourceFile:27) ~[18w20c.jar:?] at xi.a(SourceFile:63) ~[18w20c.jar:?] at xi$a.apply(SourceFile:114) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aat.a(SourceFile:47) ~[18w20c.jar:?] at xq$a.b(SourceFile:93) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at xq$a.b(SourceFile:93) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aat.a(SourceFile:47) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at xq$a.a(SourceFile:105) ~[18w20c.jar:?] at ach.a(SourceFile:22) ~[18w20c.jar:?] at xq$a.a(SourceFile:106) ~[18w20c.jar:?] at wp.a(SourceFile:136) ~[18w20c.jar:?] at wp$d.b(SourceFile:85) ~[18w20c.jar:?] at wp.b(SourceFile:136) ~[18w20c.jar:?] at xq$a.a(SourceFile:116) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at xq$a.b(SourceFile:93) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at xq$a.b(SourceFile:93) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at xq$a.b(SourceFile:93) ~[18w20c.jar:?] at xq$a.a(SourceFile:85) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aas.b(SourceFile:26) ~[18w20c.jar:?] at aex.a(SourceFile:133) ~[18w20c.jar:?] at aex.a(SourceFile:124) ~[18w20c.jar:?] at java.util.Optional.map(Optional.java:215) ~[?:1.8.0_171] at aex.a(SourceFile:123) ~[18w20c.jar:?] at java.util.Optional.flatMap(Optional.java:241) ~[?:1.8.0_171] at aex.a(SourceFile:122) ~[18w20c.jar:?] at xm.a(SourceFile:37) ~[18w20c.jar:?] at xl.a(SourceFile:14) ~[18w20c.jar:?] at bqd.c(SourceFile:87) ~[18w20c.jar:?] at bqd.b(SourceFile:81) ~[18w20c.jar:?] at bqd.b(SourceFile:109) ~[18w20c.jar:?] at td.a(SourceFile:71) ~[18w20c.jar:?] at td.a(SourceFile:48) ~[18w20c.jar:?] at java.util.Map.computeIfAbsent(Map.java:957) ~[?:1.8.0_171] at td.a(SourceFile:47) ~[18w20c.jar:?] at td.a(SourceFile:23) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at bpm$1.a(SourceFile:37) ~[18w20c.jar:?] at bpm$1.a(SourceFile:26) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at java.util.Map.computeIfAbsent(Map.java:957) ~[?:1.8.0_171] at agf$a.a(SourceFile:133) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at bpm.a(SourceFile:97) ~[18w20c.jar:?] at bpm.a(SourceFile:21) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at java.util.Map.computeIfAbsent(Map.java:957) ~[?:1.8.0_171] at agf$a.a(SourceFile:133) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at bpm.a(SourceFile:97) ~[18w20c.jar:?] at bpm.a(SourceFile:21) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at java.util.Map.computeIfAbsent(Map.java:957) ~[?:1.8.0_171] at agf$a.a(SourceFile:133) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at bpm.a(SourceFile:97) ~[18w20c.jar:?] at bpm.a(SourceFile:21) ~[18w20c.jar:?] at agf$a.a(SourceFile:139) ~[18w20c.jar:?] at java.util.Map.computeIfAbsent(Map.java:957) ~[?:1.8.0_171] at agf$a.a(SourceFile:133) ~[18w20c.jar:?] at agf$a.a(SourceFile:111) ~[18w20c.jar:?] at agf.a(SourceFile:65) ~[18w20c.jar:?] at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) [?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_171] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_171]