<html><head></head><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:14px"><div id="yui_3_16_0_ym19_1_1487656315889_7317">Hello Dear users</div><div dir="ltr" id="yui_3_16_0_ym19_1_1487656315889_11457">I have a problem in runnig my mac file when I define a source Activity and run my file by time slice setup positioning instead of defining the number of primary particles.</div><div dir="ltr" id="yui_3_16_0_ym19_1_1487656315889_12141">It takes a very long CPU time in runnig and doen't end up.IS it wrong prosess ?would you give me situations.</div><div dir="ltr" id="yui_3_16_0_ym19_1_1487656315889_15932"><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1487656315889_16276"><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1487656315889_16625">regards <br></div><div id="yui_3_16_0_ym19_1_1487656315889_6984"><br></div></div></body></html>