<html><head></head><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1499186550453_4537" dir="ltr">Dear Prof. Blaha and developers.</div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_6265"><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_6231">I am using Wien2k 14.1 version. I need to calculate the optical absorption spectrum of a SPIN POLARIZED (sp) system with spin orbital (SO) coupling and hubbard-U. I finished a SCF calculation with sp,SO, and hubbard U.</div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_6291">Now I want to calculate the absorption spectrum. I followed the userguide and continued with the given steps (pg 173). But it gave me errors. When I go trough the forum, I noticed some steps are changed. But I couldn't catch the correct way. I tried several suggestions, but all failed.</div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_20109"><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_21651">Could you please let me know the correct way to follow for absorption spectrum for a system with SP, SO and Hubbard-U added. ?</div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_21652"><br></div><div dir="ltr">Thank you in advance.</div><div dir="ltr"><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_23165">Chami<br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1499186550453_9432"><br></div><br></div></body></html>