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各位老师好,我用VASP跑一个含有Co、Cs、Ce、O元素的体系,把在收敛标准EDIFF = 1E-6,EDIFFG = -0.05优化成功的结构作为POSCAR,进行AIMD模拟,但是没几步就报错了,请问要如何处理呢?已经尝试了很多方法,比如调步长,改大EDIFF, 加关键词 ALGO = VeryFast等,这些都没解决,附上我的INCAR输入文件及报错信息,谢谢!
#### initial parameters I/O ####
SYSTEM = CsCoCe
ISTART = 1
ICHARG = 1
LWAVE = .FALSE.
LCHARG = .FALSE.
LVTOT = .FALSE.
LVHAR = .FALSE.
LELF = .FALSE.
#### Electronic Relaxation ####
ENCUT = 400
ISMEAR = 0
SIGMA = 0.05
EDIFF = 1E-6
NELMIN = 5
NELM = 500
GGA = PE
LREAL = Auto
ISYM = 0
#### MD ####
POTIM = 1
NSW = 2000
SMASS = -1
TEBEG = 100
TEEND = 600
NBLOCK = 20
#### Mag ####
ISPIN = 2
MAGMOM = 48*0.5 105*0.0 4.5 -4.5 3.5 -3.5 -4.5 4.5 2*0.5
#### DFT + U ####
LDAU = .TRUE.
LDAUTYPE = 2
LDAUL = 3 -1 2 -1
LDAUU = 5.0 0.0 4.2 0.0
LDAUJ = 0.0 0.0 0.0 0.0
LDAUPRINT = 0
LMAXMIX = 6
出错信息如下:
running 32 mpi-ranks, with 1 threads/rank, on 1 nodes distrk: each k-point on 32 cores, 1 groups distr: one band on 1 cores, 32 groups vasp.6.4.1 05Apr23 (build Jul 31 2023 22:51:27) complex POSCAR found type information on POSCAR CeO CoCs POSCAR found : 4 types and 161 ions scaLAPACK will be used LDA part: xc-table for Pade appr. of Perdew POSCAR found type information on POSCAR CeO CoCs POSCAR found : 4 types and 161 ions POSCAR, INCAR and KPOINTS ok, starting setup FFT: planning ... GRIDC FFT: planning ... GRID_SOFT FFT: planning ... GRID WAVECAR not read WARNING: chargedensity file is incomplete WARNING: random wavefunctions but no delay for mixing, default for NELMDL prediction of wavefunctions initialized - no I/O entering main loop N E dE d eps ncg rms rms(c)DAV: 1 0.200017370882E+05 0.20002E+05 -0.43363E+05 3200 0.126E+03DAV: 2 0.704488930024E+04 -0.12957E+05 -0.11849E+05 3936 0.354E+02DAV: 3 -0.102964015994E+02 -0.70552E+04 -0.69140E+04 4544 0.256E+02DAV: 4 -0.150305065183E+04 -0.14928E+04 -0.14700E+04 5056 0.135E+02DAV: 5 -0.161685429735E+04 -0.11380E+03 -0.11290E+03 5248 0.460E+01 0.179E+02 -----------------------------------------------------------------------------| || EEEEEEE RRRRRR RRRRRR OOOOOOO RRRRRR ### ### ### || E R R R R O O R R ### ### ### || E R R R R O O R R ### ### ### || EEEEE RRRRRR RRRRRR O O RRRRRR # # # || E R R R R O O R R || E R R R R O O R R ### ### ### || EEEEEEE R R R R OOOOOOO R R ### ### ### || || Error EDDDAV: Call to ZHEGV failed. Returncode = 31 1 32 || || ----> I REFUSE TO CONTINUE WITH THIS SICK JOB ... BYE!!! <---- || | -----------------------------------------------------------------------------
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