[Plugin: W3 Total Cache] 400 and 403 crawl errors

Hi Guys

I am not to cleaver and wp but giving it a good go

I was trying to find why my site was not indexing in Google and I ran the gogglebot enquiry and I got the following return. Can any one help on this please.
http://www.learndigitalphotographyblog.com/%posttitle%/
400 error Feb 14, 2012
http://www.learndigitalphotographyblog.com/wp-content/plugins/ckeditor-for-wordpress/ckeditor/
403 error Feb 9, 2012

My URL is http://www.learndigitalphotographyblog.com

Thanks in anticipation

Steve

http://wordpress.org/extend/plugins/w3-total-cache/