Theme Horse

Hi olgam,
There is not any post you i think you have changed the default setting front page display (your latest post) from dashboard -> setting ->reading

So you are getting this text.

and for your second question, the feature is not available in free version. This feature is only available in pro version.

Is this present in you message box of contact form 7, View this screenshot if not then you need to add.
http://awesomescreenshot.com/0bc3ukm336
This contact form is working fine in our system and also in other clients system too. So it may be server issue so you may contact to the hosting company or you may hire a developer to fix it. We can’t help other than this.
Thank you!