Hi Poorani, I believe that Athena and Artemis do not work properly when installed in the C:/program files/ifeffit directory. The installation proceedures say to specify C:/ifeffit instead. To fix if, but all of C:/program files/ifeffit into the trash and then re-install. Shelly -----Original Message----- From: Ssk0016@aol.com [mailto:Ssk0016@aol.com] Sent: Thursday, June 10, 2004 9:55 PM To: ifeffit@millenia.cars.aps.anl.gov Subject: [Ifeffit] Running FEFF Hello All, I"m a graduate student and trying to use Athena and Artemis for EXAFS analysis.I just follow the steps ,as mentioned in the manual,to do Cu example.this is what I did. * First I opened the Chi file * Then I imported the Atoms input file,and typed all the informations and pressed "run atoms". * It gave me Feffinput.Then I pressed "run Feff".Then the bar at the bottom of the screen blinked and in very short time it asked "how many paths I want",and I clicked the button. ....It supossed to give the message screen with all the details and then all the paths should be displayed at "data & Paths". But it didn't,insted the message screen was displayed with no messages.Also there was a warning at the bottom says "Message dumped to C:/program files/ifeffit/horae/stash/ARTEMIS.TRAP". So i went to file menu and clicked "import feff calculations" and import ARTEMIS.TRAP.then in the interpretation page ,there was a message screen saying "couldnot find feff.inp,files.dat,paths.dat". I don't know how to solve this problem.Can anyone help me to overcome this? NOTE: I'm using windows XP. thanks Poorani ' i opened th