java.lang.NullPointerException

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    • java.lang.NullPointerException at com.thoughtworks.xstream.converters.reflection.FieldDictionary.buildMap(FieldDictionary.java:128) at com.thoughtworks.xstream.converters.reflection.FieldDictionary.fieldOrNull(FieldDictionary.java:113) at com.thoughtworks.xstream.converters.reflection.FieldDictionary.field(FieldDictionary.java:92) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.getField(PureJavaReflectionProvider.java:181) at com.thoughtworks.xstream.mapper.AttributeMapper.addAttributeFor(AttributeMapper.java:169) at com.thoughtworks.xstream.XStream.useAttributeFor(XStream.java:1226) at com.thoughtworks.xstream.XStream.aliasAttribute(XStream.java:1192) at myproject.XstreamSerializer.<init>(XstreamSerializer.java:43)
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