Can not enter more than 2 HTML blocks!

Hey SI Team

Please (login) and go here:

http://finalbug.net/blog/entry/537-adding-html-blocks-test123

And see if you can add a third HTML block.

I have experienced this issue several times eg also here:

http://finalbug.net/blog/entry/534-no-numbers-modals-shadow-box-test

Please tell me if you are having the same problem?

And how we can solve this...

thanks

Paul