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shenjinni

金虫 (小有名气)

[求助] VASP报错:VERY BAD NEWS!

VASP报错:
VERY BAD NEWS! internal error in subroutine IBZKPT:
Reciprocal lattice and k-lattice belong to different class of lattices.      40

INCAR文件:
SYSTEM = Si-NW                  
ISTART = 0        #job   : 0-new  1-cont  2-samecut
ICHARG = 2        #charge: 1-file 2-atom 10-const
ISMEAR = -5; SIGMA = 0.20  #broadening in eV -5-tet -1-fermi 0-gaus
PREC = Accura     #medium, high low
LREAL = Auto     #real-space projection
#ISPIN  = 2       #spin polarized calculation?
#MAGMOM  =        #Mag Moment
#VOSKOWN = 1      #Vosko Wilk Nusair
#NELECT  =        #Background charge
#NUPDOWN= -1.000  #fix difference up-down

NSW = 100
IBRION=1
POTIM=0.8
ISIF=3
EDIFFG=-0.01

ISYM=0
SYMPREC=1E-8

#Define converage
#ENCUT  =250
#ENAUG  =
EDIFF = 0.1E-04 #stopping-criterion
NELM = 200;   NELMIN= 2; NELMDL= -4     # of ELM steps
#IALGO =38      #48;38;68
#AMIX = 0.01; #BMIX = 0.0001
#AMIX_MAG = 0.10; #BMIX_MAG = 0.0001
#MAXMIX = 60
LMAXMIX = 4

#Define DOS
#EMIN = 10.00; #EMAX =-10.00  #energy-range
NEDOS = 330
#NBANDS=   
LORBIT = 10    #0 simple, 1 ext, 2 COOP (PROOUT)

#Define write flag
LWAVE  =  T    #write WAVECAR
LCHARG =  T    #write CHGCAR
LELF   =  F    #write electronic localiz. function (ELF)

KPOINTS文件:
kp
0
Monk
  1  1  11
  0  0  0

POSCAR文件:              
   1.000000   
  10.000000000000000   0.000000000000001   0.000000000000001
   0.000000000000000  11.000000000000000   0.000000000000001
   0.000000000000000   0.000000000000000  11.000000000000000
  30
Selective
Direct
   0.3232362560526828   0.5021398190876435   0.1250000000000000  T T T
   0.3210964369650399   0.3253760751403244   0.2500000000000000  T T T
   0.4957203618247130   0.1464725121053682   0.0000000000000000  T T F
   0.3189566178773959   0.1486123311930128   0.1250000000000000  T T T
   0.4978601809123501   0.3232362560526833   0.3749999999999999  T T T
   0.6724841057720283   0.1443326930177251   0.1250000000000000  T T T
   0.3253760751403229   0.6789035630349537   0.2500000000000000  T T T
   0.5042796381752841   0.8535274878946310   0.0000000000000000  T T F
   0.5021398190876399   0.6767637439473085   0.3749999999999999  T T T
   0.3275158942279668   0.8556673069822707   0.1250000000000000  T T T
   0.6810433821225984   0.8513876688069881   0.1250000000000000  T T T
   0.5000000000000000   0.5000000000000000   0.0000000000000000  T T F
   0.6789035630349530   0.6746239248596705   0.2500000000000000  T T T
   0.6746239248596685   0.3210964369650399   0.2500000000000000  T T T
   0.6767637439473076   0.4978601809123537   0.1250000000000000  T T T
   0.3232362560526828   0.5021398190876435   0.6250000000000000  T T T
   0.3210964369650399   0.3253760751403244   0.7500000000000000  T T T
   0.4957203618247130   0.1464725121053682   0.5000000000000000  T T T
   0.3189566178773959   0.1486123311930128   0.6250000000000000  T T T
   0.4978601809123501   0.3232362560526833   0.8750000000000000  T T T
   0.6724841057720283   0.1443326930177251   0.6250000000000000  T T T
   0.3253760751403229   0.6789035630349537   0.7500000000000000  T T T
   0.5042796381752841   0.8535274878946310   0.5000000000000000  T T T
   0.5021398190876399   0.6767637439473085   0.8750000000000000  T T T
   0.3275158942279668   0.8556673069822707   0.6250000000000000  T T T
   0.6810433821225984   0.8513876688069881   0.6250000000000000  T T T
   0.5000000000000000   0.5000000000000000   0.5000000000000000  T T T
   0.6789035630349530   0.6746239248596705   0.7499999999999999  T T T
   0.6746239248596685   0.3210964369650399   0.7500000000000000  T T T
   0.6767637439473076   0.4978601809123537   0.6250000000000000  T T T

是什么原因造成的?谢谢!刚学VASP
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dxcharlary

专家顾问 (职业作家)

【答案】应助回帖


shenjinni(金币+15): 明白了,谢了 2011-09-14 21:21:04
uuv2010(金币+1): 多谢提示 2011-09-14 22:08:21
你的KPOINTS设置不对,KPOINTS的设置和三个基矢的长度的倒数成比例
5楼2011-09-14 21:18:57
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zhangfan2192

金虫 (著名写手)

K点太少了 我记得ISMEAR=-5时 K点不少于4 你把K点取大点 或者ISMEAR改为其他值试试
相逢是缘!
2楼2011-09-14 19:31:28
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shenjinni

金虫 (小有名气)

引用回帖:
2楼: Originally posted by zhangfan2192 at 2011-09-14 19:31:28:
K点太少了 我记得ISMEAR=-5时 K点不少于4 你把K点取大点 或者ISMEAR改为其他值试试

谢谢啊!不过还是不行
3楼2011-09-14 20:31:10
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hookah

木虫 (正式写手)

【答案】应助回帖

★ ★
shenjinni(金币+15): 试下,谢了 2011-09-14 21:18:30
uuv2010(金币+1): 多谢提示 2011-09-14 22:08:23
uuv2010(金币+1): 多谢提示 2011-09-14 22:10:07
原因在于你KPOINTS的取值与POSCAR中的晶格常数的大小不相匹配,晶格常数相差不大,但是到空间中你三个方向上的K-points取值相差太大了,你可以用11 11 11 试一下!好运!
4楼2011-09-14 21:12:57
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