com.fasterxml.jackson.databind.JsonMappingException: Can not find a (Map) Key deserializer for type [simple type, class cc.arduino.contributions.packages.ContributedToolReference]

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Try indicating constructor to use @JsonCreator annotation.

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Solutions on the web

via archlinux.org by Unknown author, 1 year ago
Can not find a (Map) Key deserializer for type [simple type, class cc.arduino.contributions.packages.ContributedToolReference]
via Stack Overflow by Comencau
, 2 years ago
Can not find a (Map) Key deserializer for type [collection type; class java.util.ArrayList, contains [simple type, class java.lang.Long]]
via GitHub by fdinoff
, 2 years ago
Can not find a (Map) Key deserializer for type [array type, component type: [simple type, class byte]]
via Stack Overflow by Gili
, 1 year ago
Can not find a (Map) Key deserializer for type [simple type, class java.lang.Class<java.lang.Object>]
via Stack Overflow by Shoner Sul
, 10 months ago
via spring.io by Unknown author, 1 year ago
com.fasterxml.jackson.databind.JsonMappingException: Can not find a (Map) Key deserializer for type [simple type, class cc.arduino.contributions.packages.ContributedToolReference]
at com.fasterxml.jackson.databind.deser.DeserializerCache._handleUnknownKeyDeserializer(DeserializerCache.java:584)
at com.fasterxml.jackson.databind.deser.DeserializerCache.findKeyDeserializer(DeserializerCache.java:171)
at com.fasterxml.jackson.databind.DeserializationContext.findKeyDeserializer(DeserializationContext.java:347)
at com.fasterxml.jackson.databind.deser.std.MapDeserializer.createContextual(MapDeserializer.java:232)
at com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:309)
at com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:634)
at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:438)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:298)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:247)
at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:146)
at com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:305)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.createContextual(CollectionDeserializer.java:151)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.createContextual(CollectionDeserializer.java:23)
at com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:309)
at com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:634)
at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:438)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:298)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:247)
at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:146)
at com.fasterxml.jackson.databind.DeserializationContext.findRootValueDeserializer(DeserializationContext.java:322)
at com.fasterxml.jackson.databind.ObjectMapper._findRootDeserializer(ObjectMapper.java:2990)
at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:2884)
at cc.arduino.contributions.packages.ContributionsIndexer.parseIndex(ContributionsIndexer.java:180)
at cc.arduino.contributions.packages.ContributionsIndexer.parseIndex(ContributionsIndexer.java:86)
at processing.app.BaseNoGui.initPackages(BaseNoGui.java:599)
at processing.app.Base.(Base.java:295)
at processing.app.Base.guardedMain(Base.java:222)
at processing.app.Base.main(Base.java:135)

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