thanks for your answer. There is only 1 Account in Mail.app
I have imigratet from Courier and there I had no Problem with all the settings. Is it possible that the index file is damaged or something like that ? Gerhard Am 28.05.10 17:56, schrieb Timo Sirainen: > > On Thu, 2010-05-27 at 10:17 +0200, Gerhard Waldemair wrote: > > >> Now I have the problem, that I get mail under Mail.app double. (same >> header, Message-ID ,...) >> >> When I use Thudnerbird under MacOS there is all OK. >> > That doesn't make any sense. Only thing I can think of is that you > created two identical accounts to Mail.app.. > > >> Are there some Configs that I need to make for MacOS / Mail.app ? >> > No. > >