some issues after VBSEO install

before install Vbseo 3.2Gold + Vbseo sitemap , my site still normal , after I install these , I got some problem I dont know how to fix , also try disable these plugin but problem still the same .
first is my chat box cant load text now and also cant chat , I got this error

Your submission could not be processed because a security token was missing.

If this occurred unexpectedly, please inform the administrator and describe the action you performed before you received this error.

Search Engine Friendly URLs by vBSEO 3.2.0

2nd , I tried going to my template footer for add vbseo copyright but seem I cant edit any template , site frozen , cant edit any template now I cant revert any template , cant edit any template , what should i do , of course before install vbseo , all plugins and templates work find , i got some error like that before but i can add security token to templates for fix but now , i cant edit , cant revert , my template like frozen

regards,
B.D

problem solve , please help me closed thread , thanks

perhaps you could tell us what the solution was in case some one runs into a similar problem?

The problem was related with outdated templates.