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  1. Minecraft: Java Edition
  2. MC-124123

Crash upon loading world: Non [a-z0-9/._-] character in path of location: minecraft:Zombie

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Minecraft 18w20b, Minecraft 1.13-pre1
    • Minecraft 18w02a, Minecraft 18w03b, Minecraft 18w05a, Minecraft 18w06a, Minecraft 18w07b, Minecraft 18w07c, Minecraft 18w08a, Minecraft 18w08b, Minecraft 18w09a, Minecraft 18w10a, Minecraft 18w10b, Minecraft 18w10c, Minecraft 18w10d, Minecraft 18w11a, Minecraft 18w14b, Minecraft 18w15a, Minecraft 18w16a, Minecraft 18w21a, Minecraft 18w22b, Minecraft 18w22c
    • None
    • Confirmed

      The bug

      Frequently when I go onto a singleplayer world in 18w02a, my game crashes.

      How to reproduce

      Occurs when entity id contains capital letters in the SpawnData tag.

      Use the command
      /setblock ~ ~1 ~ minecraft:mob_spawner{SpawnData:{id:"Husk"}} replace

      Another world download provided by ThisIsChew in MC-125703: http://www.mediafire.com/file/kkpj786xmlsem3g/Chew%27s_Minecraft_World.zip

      Crash report

      18w02a: crash-2018-01-12_15.57.03-server.txt
      Description: Exception ticking world

g: Non [a-z0-9/._-] character in path of location: minecraft:Zombie
	at ns.<init>(SourceFile:36)
	at ns.<init>(SourceFile:41)
	at aru.g(SourceFile:42)
	at aru.b(SourceFile:185)
	at bbf.a(SourceFile:86)
	at bbf.Q_(SourceFile:104)
	at jm.<init>(SourceFile:52)
	at rt.b(SourceFile:105)
	at ru.c(SourceFile:165)
	at ro.d(SourceFile:219)
	at net.minecraft.server.MinecraftServer.w(SourceFile:673)
	at net.minecraft.server.MinecraftServer.v(SourceFile:606)
	at cmj.v(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:511)
	at java.lang.Thread.run(Thread.java:745)

        1. crash-2018-01-12_15.57.03-server.txt
          5 kB
        2. crash-2018-02-16_17.55.52-server.txt
          3 kB
        3. crash-2018-02-21_21.47.32-server.txt
          3 kB
        4. crash-2018-04-11_12.28.49-server.txt
          3 kB
        5. crash-2018-04-20_18.19.08-server.txt
          3 kB
        6. crash-2018-04-22_18.35.17-server.txt
          3 kB
        7. New World--.zip
          7.72 MB

            boq [Mojang] Bartosz Bok
            m0j8ngm0nst3r Kieran Matthew Robert Legg
            Votes:
            35 Vote for this issue
            Watchers:
            22 Start watching this issue

              Created:
              Updated:
              Resolved:
              CHK: