null java.lang.StackOverflowError
at com.alibaba.fastjson.serializer.SerializeWriter.writeFieldName(SerializeWriter.java:2014)
at com.alibaba.fastjson.serializer.SerializeWriter.writeFieldName(SerializeWriter.java:1996)
at com.alibaba.fastjson.serializer.SerializeWriter.writeFieldValue(SerializeWriter.java:1887)
at com.alibaba.fastjson.serializer.ASMSerializer_140_QuerySKU.write(Unknown Source)
at com.alibaba.fastjson.serializer.MapSerializer.write(MapSerializer.java:196)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_157_CombinedSkuData.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_156_Item.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_158_ItemSku.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_156_Item.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_158_ItemSku.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_156_Item.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_158_ItemSku.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_156_Item.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_158_ItemSku.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_156_Item.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_158_ItemSku.write(Unknown Source)
at com.alibaba.fastjson.serializer.JSONSerializer.writeWithFieldName(JSONSerializer.java:367)
at com.alibaba.fastjson.serializer.ASMSerializer_156_Item.write(Unknown Source)