<div dir="ltr">Dear QE masters:<div><br></div><div>I have a ribbon system. In the scf run, I first use LDA+U+noncollinear+noSOC, to converge to  conv_thr = 1.0d-10. Then I use LDA+U+noncollinear+SOC to continue the scf, but it is difficult to converge, I got it converge to  conv_thr = 1.0d-5. Then I based on the results to do nscf (bands) calculation, but I got error:</div><div>     Estimated max dynamical RAM per process >     909.22 MB<br><br>     Estimated total dynamical RAM >     142.07 GB<br>     Generating pointlists ...<br>     new r_m :   0.0371 (alat units)  2.1028 (a.u.) for type    1<br>     new r_m :   0.0371 (alat units)  2.1028 (a.u.) for type    2<br><br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>     Error in routine read_scf (1):<br>     Reading ldaU ns<br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br><br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>     Error in routine read_scf (1):<br><br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>     Error in routine read_scf (1):<br>     Reading ldaU ns<br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br>     stopping ...<br></div><div><br></div><div><br></div><div><br></div><div>Could you please let me know how to fix the issue? </div><div>I appreciate your help very much. </div><div><br></div><div>Best,</div><div>Hong</div><div><br></div></div>