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younggood

铜虫 (小有名气)


[求助] 溶剂化效应老出现502错误 已有1人参与

最近算能量时,一个结构在做溶剂化效应时老出现502错误,下面是out文件最后几行,麻烦懂得人告诉我是怎么回事啊,谢谢啦
>>>>>>>>>> Convergence criterion not met.
Error on total polarization charges =  0.10839
SCF Done:  E(RB3LYP) =  -2789.25550463     A.U. after  129 cycles
            NFock=128  Conv=0.98D-07     -V/T= 2.0305
SMD-CDS (non-electrostatic) energy       (kcal/mol) =      -2.45
(included in total energy above)
Convergence failure -- run terminated.
Error termination via Lnk1e in /opt//g09/l502.exe at Wed Mar  9 14:08:56 2016.
Job cpu time:       8 days 14 hours 49 minutes 15.3 seconds.
File lengths (MBytes):  RWF=   2946 Int=      0 D2E=      0 Chk=     54 Scr=      1
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younggood

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引用回帖:
4楼: Originally posted by yongleli at 2016-03-09 23:42:30
应该是几何结构有什么问题。因为SMD毕竟也要计算分子表面tessellation,几何形状不好,一来可能会有奇点,二来表面电荷分布不好就导致了SCF不收敛。

可是请问,我已经是在溶剂中优化好了再做溶剂化效应的,结构出现问题的话怎么办呢
5楼2016-03-10 09:05:41
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小范范1989

木虫 (著名写手)

Convergence failure -- run terminated
收敛失败。也就是不收敛,
我怀疑是scf不收敛,方法如下:
Convergence failure -- run terminated
It doesn't matter how slow you are, as long as you're determined to get there, you'll get there.
2楼2016-03-09 22:02:01
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小范范1989

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It doesn't matter how slow you are, as long as you're determined to get there, you'll get there.
3楼2016-03-09 22:02:12
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yongleli

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感谢参与,应助指数 +1
younggood: 金币+5 2016-03-14 10:26:02
应该是几何结构有什么问题。因为SMD毕竟也要计算分子表面tessellation,几何形状不好,一来可能会有奇点,二来表面电荷分布不好就导致了SCF不收敛。
4楼2016-03-09 23:42:30
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