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伽德罗楠

新虫 (正式写手)

[求助] 求助,高斯总出现问题,头要炸了! 已有2人参与

这是我的全部金币了。。求帮忙。。

错误:
1.The electronic state of the initial guess is 1-A.
Requested convergence on RMS density matrix=1.00D-08 within 128 cycles.
Requested convergence on MAX density matrix=1.00D-06.
Requested convergence on             energy=1.00D-06.
No special actions if energy rises.
EnCoef did     3 forward-backward iterations
EnCoef did     2 forward-backward iterations
EnCoef did     5 forward-backward iterations
EnCoef did     4 forward-backward iterations
EnCoef did     1 forward-backward iterations
EnCoef did     8 forward-backward iterations
EnCoef did    15 forward-backward iterations
EnCoef did     4 forward-backward iterations
EnCoef did     5 forward-backward iterations
EnCoef did     2 forward-backward iterations
Restarting incremental Fock formation.
Restarting incremental Fock formation.
Restarting incremental Fock formation.
Restarting incremental Fock formation.
Restarting incremental Fock formation.
Restarting incremental Fock formation.
>>>>>>>>>> Convergence criterion not met.
SCF Done:  E(RB3LYP) =  -2536.58688553     A.U. after  129 cycles
             Convg  =    0.2669D-05             -V/T =  2.0161
Convergence failure -- run terminated.
Error termination via Lnk1e in /home/g09/g09/l502.exe at Sun May 14 13:08:34 2017.
Job cpu time:  3 days  8 hours 33 minutes 42.5 seconds.
File lengths (MBytes):  RWF=    726 Int=      0 D2E=      0 Chk=     22 Scr=   

另外大神们说的SCF=QC在哪里设置?是在服务器里面设置吗?


2.The electronic state of the initial guess is 1-A'.
Requested convergence on RMS density matrix=1.00D-08 within 128 cycles.
Requested convergence on MAX density matrix=1.00D-06.
Requested convergence on             energy=1.00D-06.
No special actions if energy rises.
EnCoef did     4 forward-backward iterations
EnCoef did    14 forward-backward iterations
EnCoef did     7 forward-backward iterations
EnCoef did     5 forward-backward iterations
EnCoef did     4 forward-backward iterations
EnCoef did     9 forward-backward iterations
EnCoef did     7 forward-backward iterations
EnCoef did    15 forward-backward iterations
EnCoef did    15 forward-backward iterations
EnCoef did     8 forward-backward iterations
EnCoef did     6 forward-backward iterations
Restarting incremental Fock formation.
Restarting incremental Fock formation.
Density matrix is not changing but DIIS error= 2.25D-06 CofLast= 1.61D-02.
Density matrix is not changing but DIIS error= 2.25D-06 CofLast=-1.11D-02.
Restarting incremental Fock formation.
Density matrix is not changing but DIIS error= 2.17D-06 CofLast= 8.56D-03.
Density matrix is not changing but DIIS error= 2.18D-06 CofLast= 2.66D-03.
Density matrix is not changing but DIIS error= 2.18D-06 CofLast= 1.27D-03.
Restarting incremental Fock formation.
Density matrix is not changing but DIIS error= 2.35D-06 CofLast=-3.69D-03.


这个DIIS error怎么解决,求助各位大神!
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含能材料

专家顾问 (著名写手)

【答案】应助回帖

感谢参与,应助指数 +1
您的502一般情况是不收敛,SCF=QC,在输入文件#行加上就行

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4楼2017-05-15 17:45:15
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伽德罗楠

新虫 (正式写手)

2楼2017-05-15 16:08:28
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呢我

新虫 (小有名气)

3楼2017-05-15 16:36:04
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122ybb

银虫 (小有名气)

【答案】应助回帖

感谢参与,应助指数 +1
不建议用SCF=QC,一般情况最好是先加大循环,如加关键词maxcycle=300,如果对称性较高,手动破坏化合物的对称性,如改变键长键角,一般应该就可以收敛了。最后实在没办法了再进行强制性收敛,加SCF=qc。应该把输入文件也贴出来,只贴错误信息不好判断错误在哪里。

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明天比今天更好!
5楼2017-05-15 18:06:02
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