<div dir="ltr">Hi,<div> </div><div>I am trying to do kpoint cell optimization calculation. But I always got CPASSERT failed. Anyone know how to solve this problem? Thanks!</div><div><br></div><div><div> *******************************************************************************</div><div> *   ___                                                                       *</div><div> *  /   \                                                                      *</div><div> * [ABORT]                                                                     *</div><div> *  \___/                             CPASSERT failed                          *</div><div> *    |                                                                        *</div><div> *  O/|                                                                        *</div><div> * /| |                                                                        *</div><div> * / \                                             qs_collocate_density.F:1829 *</div><div> *******************************************************************************</div><div><br></div></div><div>Best,</div><div>Ziling</div></div>