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本帖最后由 adver90 于 2026-7-24 11:51 编辑
各位老师好,我参考Which NICS Aromaticity Index for Planar π Rings Is Best? | Organic Letters和NBO手册及Sob老师的相关博文撰写输入文件,当我用gaussian16能调用NBO6对研究的体系做NCS时它报错如下:
Leave Link 601 at Thu Jul 23 02:54:39 2026, MaxMem= 1073741824 cpu: 216.2 elap: 103.9
(Enter /share/apps/gaussian/g16/l612.exe)
Running external command "gaunbo6 R"
input file "/tmp/Gau-1410.EIn"
output file "/tmp/Gau-1410.EOu"
message file "/tmp/Gau-1410.EMs"
fchk file "/tmp/Gau-1410.EFC"
mat. el file "/tmp/Gau-1410.EUF"
Writing WrtUnf unformatted file "/tmp/Gau-1410.EUF"
...(此处省略部分内容)
REAL PARAMETERS NI= 1 NR= 1 NTot= 2 LenBuf= 2 NRI=1 N= 40
External program failed.
Error termination via Lnk1e in /share/apps/gaussian/g16/l612.exe at Thu Jul 23 02:56:22 2026.
研究的体系的输入文件如下:
%nprocshared=24
%mem=8GB
%chk=CMO.chk
#p b3lyp/genecp NMR=GIAO pop=nbo6read nosymm
CMO
-1 1
[坐标]
-C H P O 0
6-311G(2d,p)
****
-Re Br 0
def2TZVP
****
-Re Br 0
def2TZVP
$NBO NCS=MO,XYZ,0.01 $END
之后我尝试将原本在/home中的gennbo复制到自己的文件夹中并调整对应的路径,但是输出文件中仍然报错如上,并且显示 sh: gaunbo6: command not found,之后我查阅已发的帖子和博文等尝试对小体积体系苯环进行NCS计算(输入文件见附件),其报错如下:
Calculating spin-rotation constants. Leave Link 601 at Fri Jul 24 04:59:17 2026, MaxMem= 1073741824 cpu: 52.3 elap: 10.8
(Enter /share/apps/gaussian/g16/l607.exe)
Error: Unrecognizable keyword >>NCS <<
Program must halt.
Error
Error termination via Lnk1e in /share/apps/gaussian/g16/l607.exe at Fri Jul 24 04:59:18 2026.
注:之前也尝试过使用csgt计算,但是发现计算出来的NICS值和giao计算出来的有一定差异,故选择使用NBO
请问该如何解决?谢谢各位老师
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BENCMO.gjf
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苯的输入文件
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