Do i upgrade spring also from 2.5 any other version when i am upgrading struts 2.2.x to 2.5.13 ,
i upgraded some dependencies also ognl 2.7.x to 3.1.15.and in web.xml filterdipatcher to org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter upgraded. and dtd also 2.0 to 2.5 upgraded in all struts.xml, tiles.xml .
below are old versions used :
and i need all should be upgraded to 2.5.13 and please help me what are all should be taken care. is it missing anything please its urgent migration fo rus