Invalid security token.or maybe
securityToken : Your request could not be processed. Please try again.or similar messages
No further details are typically provided by the Bloggers, and apparently there's no bX- code being issued with the error.
I would bet that another scripting change was made recently, and the folks affected have cached script that's not compatible with their cookies. Apparently clearing cache and cookies is the proper solution - several Bloggers have acknowledged this solution in his/her case. Also suggest that the Blogger may need to verify how he (she) is logging in to Blogger.Com.
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