<ht.alibaba.fastjson.serializer.serializewriter.writestringwithdoublequote(serializewriter.java:868)

 .alibaba.fastjson.serializer.serializewriter.writestring(serializewriter.java:1366)

 .alibaba.fastjson.serializer.stringcodec.write(stringcodec.java:34)

 .alibaba.fastjson.serializer.jsonserializer.write(jsonserializer.java:369)

 .alibaba.fastjson.json.tojsonstring(json.java:406)

 .opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensy.opensyhony.xwork2.defaultactioninvocation.invoke(defaultactioninvocation.java:248)

org.apache.struts2.il.strutsactionproxy.execute(strutsactionproxy.java:52)

org.apache.struts2.dispatcher.dispatcher.serviceaction(dispatcher.java:485)

org.apache.struts2.dispatcher.ng.executeoperations.executeaction(executeoperations.java:77)

org.apache.struts2.dispatcher.ng.filter.strutsprepareandexecutefilter.dofilter(strutsprepareandexecutefilter.java:91)

</pre></p>\r

<b>note</b> <u>the full stack trace of the root cause is avable in the apache toat/7.0.62 logs.</u></p><hr size="1" noshade="noshade"><h3>apache toat/7.0.62</h3></body><>