[TYPO3-english] SOLVED: Powermail sends email and logs entry twice

[Victor Livakovsky]

> I faced really weird problem. I have usual TYPO3 4.5.3 setup with default
> powermail 1.6.3 settings. I cretaed a simple form with input field, 
> textarea and submit button. All works nice, except fact, that after 
> correct validation and user submit the mail is sent two times as well as 
> two db entries are created for this email... Looks like the code for some 
> reason runs twice.

For those, who may face this problem, a sulution was found:
plugin.powermail.clear.session = 1

Probably, some server problems with sessions...