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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Root Cause Analysis

  1. 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()
  2. Jackson
    ObjectMapper.readValue
    1. com.fasterxml.jackson.databind.deser.DeserializerCache._handleUnknownKeyDeserializer(DeserializerCache.java:584)
    2. com.fasterxml.jackson.databind.deser.DeserializerCache.findKeyDeserializer(DeserializerCache.java:171)
    3. com.fasterxml.jackson.databind.DeserializationContext.findKeyDeserializer(DeserializationContext.java:347)
    4. com.fasterxml.jackson.databind.deser.std.MapDeserializer.createContextual(MapDeserializer.java:232)
    5. com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:309)
    6. com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:634)
    7. com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:438)
    8. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:298)
    9. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:247)
    10. com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:146)
    11. com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:305)
    12. com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.createContextual(CollectionDeserializer.java:151)
    13. com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.createContextual(CollectionDeserializer.java:23)
    14. com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:309)
    15. com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:634)
    16. com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:438)
    17. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:298)
    18. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:247)
    19. com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:146)
    20. com.fasterxml.jackson.databind.DeserializationContext.findRootValueDeserializer(DeserializationContext.java:322)
    21. com.fasterxml.jackson.databind.ObjectMapper._findRootDeserializer(ObjectMapper.java:2990)
    22. com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:2884)
    23. com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2080)
    23 frames
  3. cc.arduino.contributions
    ContributionsIndexer.parseIndex
    1. cc.arduino.contributions.packages.ContributionsIndexer.parseIndex(ContributionsIndexer.java:180)
    2. cc.arduino.contributions.packages.ContributionsIndexer.parseIndex(ContributionsIndexer.java:86)
    2 frames
  4. processing.app
    Base.main
    1. processing.app.BaseNoGui.initPackages(BaseNoGui.java:599)
    2. processing.app.Base.<init>(Base.java:295)
    3. processing.app.Base.guardedMain(Base.java:222)
    4. processing.app.Base.main(Base.java:135)
    4 frames