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雁儿霏霏

木虫 (正式写手)

[求助] 请教vasp52编译遇到的几个问题,谢谢大家!!!

各位大师:

        请教vasp52编译遇到的几个问题:
        问题一:编译成功后发现出现下列错误:
WARNING: Sub-Space-Matrix is not hermitian in DAV            4
  5.466653149832755E-004
WARNING: Sub-Space-Matrix is not hermitian in DAV            5
  6.390243522781398E-004
WARNING: Sub-Space-Matrix is not hermitian in DAV            4
  5.466653149832755E-004
WARNING: Sub-Space-Matrix is not hermitian in DAV            5
  6.390243522781398E-004
WARNING: Sub-Space-Matrix is not hermitian in DAV            6
经查小木虫后在INCAR中加入IALGO=48后解决,请教该参数设置后是否会对计算速度及结果产生影响?
      问题二:第一个问题解决后,出现了下列问题:
BRMIX: very serious problems
the old and the new charge density differ
old charge density:   600.00000 new 1705.25668
    0.565E+03
ERROR FEXCP: supplied Exchange-correletion table
    is too small, maximal index :       11418
经查后发现ifort10.0有这个问题,遂更换了ifort11进行编译,结果仍然出现该问题,请教大侠们该问题如何解决?

谢谢大家!!!
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chenweiguang

金虫 (小有名气)

【答案】应助回帖

★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
雁儿霏霏: 金币+5, ★★★很有帮助 2012-11-03 20:24:27
liliangfang: 金币+1, 谢谢交流 2012-11-04 19:46:41
一般来说是计算结构问题,更换算法不改变结果,细微的差别可以忽略

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2楼2012-11-03 15:13:44
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chenweiguang

金虫 (小有名气)

问题解决了没?
8楼2012-11-07 11:34:21
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