Java.lang.IllegalArgumentException:No Converter found for return value of type:class person

In Http://www.cnblogs.com/winner-0715/p/6033462.html, we're talking about three conditions that enable SPRINGMVC to return JSON functionality.

However, following these three conditional configurations, an error occurred while running

What makes me crash is that the other project is "exactly the same" code but can, in contrast, find that the JDK version is different ...

Jackson's version is 2.8.1,JDK's version is 1.6.30, the Jackson version of the 2.5.4 after the change to be good ...

Jackson's version is 2.8.1,JDK's version is 1.7.30, this combination is possible ...

The spring version is also a notable issue ...

Version problem very helpless ...

Version! Version! Version! Tortured by version problems many times ...

Java.lang.IllegalArgumentException:No Converter found for return value of type:class person