com.google.gson.JsonSyntaxException: duplicate key: UNRECOGNIZED

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Samebug tips

  1. ,

    Your json input might be invalid. Try checking it in a validator like https://jsonlint.com

  2. ,

    Your custom gson deserializer might have a bug. Try to write a unit test that checks proper deserialization of only that class by forging a json that contains a single field of that type.

Solutions on the web

via Google Groups by Fred Dang Tran, 10 months ago
duplicate key: UNRECOGNIZED
via Google Groups by Patrick Nolan, 1 year ago
duplicate key: Minecraft
via GitHub by Evanito
, 3 months ago
duplicate key: null
via GitHub by k-jiang
, 1 year ago
duplicate key: menu_creation_price_info
via GitHub by d1st4nt
, 1 year ago
duplicate key: (4f581d9e-f221-42d9-a25c-81359e44d8fb|[PR_FAKE])
via GitHub by MikoSphinx
, 1 year ago
duplicate key: (ddae859b-443d-4dcc-9ded-2d9165668c10|Lucy)
com.google.gson.JsonSyntaxException: duplicate key: UNRECOGNIZED	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:191)	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:146)	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93)	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:176)	at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40)	at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:81)	at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:60)	at com.google.gson.Gson.fromJson(Gson.java:755)	at org.jclouds.http.functions.ParseFirstJsonValueNamed.apply(ParseFirstJsonValueNamed.java:81)	at org.jclouds.http.functions.ParseFirstJsonValueNamed.apply(ParseFirstJsonValueNamed.java:48)	at com.google.common.util.concurrent.Futures$3.apply(Futures.java:380)	at com.google.common.util.concurrent.Futures$ChainingListenableFuture.run(Futures.java:522)	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)	at java.lang.Thread.run(Thread.java:680)