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ÂþÌìÆ®Ñ©: ½ð±Ò+2, лл½»Á÷ 2016-08-03 09:43:33
΢ЦÊö˵ÓÇÉË: ½ð±Ò+5, ¡ïÓаïÖú 2016-08-06 17:42:40
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Set ISYM = 0 explicitly in the INCAR file. (I had ADDGRID added as well). Helped me with VASP 4.6 and VASP 5.2.2

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1) Ôö´óPREC¡£please have a look whether the grid for the Broyden mixing is lage enough (WARNING: grid for Broyden might be to small in OUTCAR). If so, increase PREC and check if the error persists
2) Ôö´óKµã¡£in case you use a tetrahedron method for BZ integration your k-mesh should be large enough to fill the (I)BZ with tetrahedra completely
  
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1) The problem disappears after reducing optimization level from -O4 to -O3.
2) The parallel version only works if I reduce optimization flag to -O1 at which point the serial version is faster anyways.
3) OFLAG=-O3 -xW ¸Ä³É OFLAG=-O1 ¿´¿´ »òÐíÊÇÓÅ»¯²ÎÊýµÄÎÊÌâ

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We found that there's an error in the way VASP calculates k-points when using the Monkhorst-pack scheme and that the problem would be fixed if we used Gamma centered instead.

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