title: Java Deserialization of java.lang.Integer - Exception
body: <p>Recieved the following exception when deserializing a <code>HashMap&lt;String, Integer&gt;</code>:</p>
  
  <pre>java.io.InvalidClassException: java.lang.Integer; local class incompatible: stream classdesc serialVersionUID = 1360826667802527544, local class serialVersionUID = 1360826667806852920</pre>
  
  <p>Serialized and deserialized on the same machine, with the same JRE. JDK 1.6.0_12</p>