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本帖最后由 hmlyz 于 2021-4-12 15:06 编辑
我在做能量分解时使用了guess GW,Hsoscf true和soscf_max_iter 30后仍然显示: Could not converge SCF iterations in 100 iterations.请问还有什么办法吗?(对不起我在官网网页中手册没有找到解决办法)Did not take a SOSCF step, using normal convergence methods
@DF-UHF iter 90: -1967.65319450610241 2.62976e+00 5.79728e-03 DIIS
@DF-UHF iter 91: -1986.37494718918242 -1.87218e+01 2.40559e-04 SOSCF, nmicro=30
@DF-UHF iter 92: -1986.17125761674106 2.03690e-01 1.01378e-03 SOSCF, nmicro=30
@DF-UHF iter 93: -1984.95188761410827 1.21937e+00 9.23616e-04 SOSCF, nmicro=30
@DF-UHF iter 94: -1985.00052609940667 -4.86385e-02 7.37083e-04 SOSCF, nmicro=30
@DF-UHF iter 95: -1984.80110780120413 1.99418e-01 9.02371e-04 SOSCF, nmicro=30
@DF-UHF iter 96: -1984.90624767214831 -1.05140e-01 7.96589e-04 SOSCF, nmicro=30
@DF-UHF iter 97: -1983.82907595182496 1.07717e+00 1.48462e-03 SOSCF, nmicro=30
@DF-UHF iter 98: -1981.03686986099819 2.79221e+00 2.88602e-03 SOSCF, nmicro=30
@DF-UHF iter 99: -1976.68592011800229 4.35095e+00 4.45237e-03 SOSCF, nmicro=30
@DF-UHF iter 100: -1974.19661636077672 2.48930e+00 4.17423e-03 SOSCF, nmicro=30
PsiException: Could not converge SCF iterations in 100 iterations.
Failed to converge.
Traceback (most recent call last):
File "/home/haorui/psi4conda/bin/psi4", line 287, in <module>
exec(content)
File "<string>", line 70, in <module>
File "/home/haorui/psi4conda/lib//python3.6/site-packages/psi4/driver/driver.py", line 556, in energy
wfn = procedures['energy'][lowername](lowername, molecule=molecule, **kwargs)
File "/home/haorui/psi4conda/lib//python3.6/site-packages/psi4/driver/procrouting/proc.py", line 3325, in run_sapt
monomerA_wfn = scf_helper('RHF', molecule=monomerA, **kwargs)
File "/home/haorui/psi4conda/lib//python3.6/site-packages/psi4/driver/procrouting/proc.py", line 1363, in scf_helper
e_scf = scf_wfn.compute_energy()
File "/home/haorui/psi4conda/lib//python3.6/site-packages/psi4/driver/procrouting/scf_proc/scf_iterator.py", line 94, in scf_compute_energy
raise e
File "/home/haorui/psi4conda/lib//python3.6/site-packages/psi4/driver/procrouting/scf_proc/scf_iterator.py", line 87, in scf_compute_energy
self.iterations()
File "/home/haorui/psi4conda/lib//python3.6/site-packages/psi4/driver/procrouting/scf_proc/scf_iterator.py", line 447, in scf_iterate
raise SCFConvergenceError("""SCF iterations""", self.iteration_, self, Ediff, Dnorm)
psi4.driver.p4util.exceptions.SCFConvergenceError: Could not converge SCF iterations in 100 iterations.
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