Dear Axel,<br><br> Please see my input file below:<br><br> &FORCE_EVAL<br> METHOD Quickstep<br> &DFT<br> EXCITATIONS TDDFPT<br> &TDDFPT<br> INVERT_S Y<br> KERNEL Y<br> MAX_KV 60<br> NEV 3<br>
OE_CORR SAOP<br> REORTHO 2<br> RES_ETYPE SINGLETS<br> RESTARTS 2<br> &XC<br> &XC_FUNCTIONAL<br> &PBE<br> &END PBE<br> &END XC_FUNCTIONAL<br> &END XC<br>
&END TDDFPT<br> &MGRID<br> CUTOFF 280<br> &END MGRID<br> &QS<br> EPS_DEFAULT 1.0E-10<br> &END QS<br> &SCF<br> SCF_GUESS RESTART<br> EPS_SCF 1.0E-5<br> MAX_SCF 1000<br>
&OT<br> MINIMIZER DIIS<br> &END OT<br> &END SCF<br> &XC<br> &XC_FUNCTIONAL PBE<br> &END XC_FUNCTIONAL<br> &END XC<br> &END DFT<br> &SUBSYS<br> &CELL<br>
ABC 20.0 20.0 20.0<br> &END CELL<br> &COORD<br> ...........................<br> &END COORD<br> &KIND Ag<br> BASIS_SET DZV-GTH-LDA-q11-very-confined<br> POTENTIAL GTH-PBE-q11<br>
&END KIND<br> &END SUBSYS<br>&END FORCE_EVAL<br>&GLOBAL<br> PROJECT ag_20<br> RUN_TYPE SPECTRA<br> PRINT_LEVEL MEDIUM<br>&END GLOBAL<br><br>Thanks.<br><br>Hanning<br><br> <br><br><br><br><div class="gmail_quote">
On Sat, Apr 18, 2009 at 3:41 PM, Axel <span dir="ltr"><<a href="mailto:akoh...@gmail.com" target="_blank">akoh...@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div><br>
<br>
<br>
On Apr 18, 2:22 pm, Hanning Chen <<a href="mailto:chenh...@gmail.com" target="_blank">chenh...@gmail.com</a>> wrote:<br>
> Dear CP2K users,<br>
><br>
> I ran a TDDFPT calculation for excitation energies using PBE as my XC<br>
> functionals. I encountered an error "Please provide a derivation method<br>
> 12:50:04 ERRORL2 in pw_poisson_methods:pw_poisson_solve err=-300 12:50:06<br>
> ERRORL2 in xc:xc_calc_2nd_deriv err=-300 condition FAILED". I guess that<br>
> was caused by a missing parameter for the second derivative of the XC terms.<br>
<br>
</div>my guess is rather a missing implementation.<br>
please post an input example.<br>
<br>
axel.<br>
<div><br>
> Please help me to resolve this issue.<br>
><br>
> Thanks.<br>
><br>
> Hanning Chen<br>
><br>
> Department of Chemistry<br>
> Northwestern University<br>
> Evanston, IL 60208<br>
</div><br>
</blockquote></div><br>