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  1. Minecraft: Java Edition
  2. MC-249702

Server crash when attempting to start a server with malformatted banned-ips.json

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    • Confirmed
    • Crash, Dedicated Server
    • Important
    • Platform

      The bug

      Attempting to start a server with square brackets missing in banned-ips.json causes a crash.

      Stack trace

      1.18.2: crash-2022-03-30_19.35.41-server.txt
      Description: Exception in server tick loop

java.lang.NullPointerException: Cannot invoke "com.google.gson.JsonArray.iterator()" because "$$1" is null
	at ags.f(SourceFile:121)
	at acw.y(SourceFile:76)
	at acw.<init>(SourceFile:25)
	at acx.e(SourceFile:172)
	at net.minecraft.server.MinecraftServer.w(SourceFile:670)
	at net.minecraft.server.MinecraftServer.a(SourceFile:273)
	at java.base/java.lang.Thread.run(Thread.java:833)

      Code analysis

      Code analysis by apple502j can be found in this comment.

        1. deobf_crash-2022-03-30_19.35.41-server.txt
          3 kB
        2. crash-2022-03-30_19.35.41-server.txt
          2 kB

            Unassigned Unassigned
            justin2k justin barrett
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            8 Start watching this issue

              Created:
              Updated:
              Resolved:
              CHK: