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Samebug tips

  1. ,
    Expert tip

    Try indicating constructor to use @JsonCreator annotation.

  2. ,

    You are trying to deserialize a type for which Jackson does not provide a default mapper. You should create your custom mapper for this type.

Solutions on the web

via GitHub by vinodborole
, 2 years ago
Can not deserialize instance of java.lang.String out of START_OBJECT token at [Source: org.apache.http.conn.EofSensorInputStream@22ab57; line: 1, column: 1]
via GitHub by vinodborole
, 1 year ago
Can not deserialize instance of java.lang.String out of START_OBJECT token at [Source: org.apache.http.conn.EofSensorInputStream@22ab57; line: 1, column: 1]
via GitHub by timukas
, 2 years ago
Can not deserialize instance of java.lang.String out of START_OBJECT token at [Source: {"types":{"org.graylog2.inputs.gelf.http.GELFHttpInput":{"name":"GELF HTTP","requested_configuration":{"port":{"additional_info":{},"default_value":12201
via GitHub by fedepia
, 1 year ago
Can not deserialize instance of java.lang.String out of START_OBJECT token at [Source: java.io.StringReader@7aaf8b32; line: 9, column: 27] (through reference chain: com.ning.billing.recurly.model.Invoices["invoice"]->com.ning.billing.recurly.model.Invoice["vat_number"])
via Stack Overflow by usr-local-ΕΨΗΕΛΩΝ
, 2 years ago
Can not deserialize instance of java.lang.String out of START_OBJECT token at [Source: java.io.PushbackInputStream@7311a203; line: 1, column: 1]
via GitHub by hythloday
, 1 year ago
Can not deserialize instance of java.lang.String out of START_OBJECT token at [Source: {"a":{"s":"foo"}}; line: 1, column: 2]
com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of             java.lang.String out of START_OBJECT token
           at [Source: org.apache.http.conn.EofSensorInputStream@22ab57; line: 1, column: 1]	at com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:164)	at com.fasterxml.jackson.databind.DeserializationContext.mappingException(DeserializationContext.java:749)	at com.fasterxml.jackson.databind.deser.std.StringDeserializer.deserialize(StringDeserializer.java:59)	at com.fasterxml.jackson.databind.deser.std.StringDeserializer.deserialize(StringDeserializer.java:12)	at com.fasterxml.jackson.databind.ObjectReader._bindAndClose(ObjectReader.java:1269)	at com.fasterxml.jackson.databind.ObjectReader.readValue(ObjectReader.java:864)	at org.openstack4j.connectors.httpclient.HttpResponseImpl.readEntity(HttpResponseImpl.java:129)	at org.openstack4j.openstack.compute.functions.ToActionResponseFunction.apply(ToActionResponseFunction.java:37)	at org.openstack4j.openstack.compute.internal.BaseComputeServices.invokeAction(BaseComputeServices.java:22)	at org.openstack4j.openstack.compute.internal.ComputeFloatingIPServiceImpl.addFloatingIP(ComputeFloatingIPServiceImpl.java:68)	at org.openstack4j.openstack.compute.internal.ComputeFloatingIPServiceImpl.addFloatingIP(ComputeFloatingIPServiceImpl.java:76)	at Test4j.assignFloatingIp(Test4j.java:72)	at Test4j.listfloatingIps(Test4j.java:64)	at Test4j.getVolumeId(Test4j.java:49)	at Test4j.main(Test4j.java:142)