Soumyadip Ray

Failure of convergence resulted in the termination of the run.

1. Use a better guess (guess=read) by doing a SCF with the same starting structure but at a lower level of theory, such as HF/STO-3G.

2. If this does not work, try another SCF converger, such as SCF=QC or SCF=XQC.

Qamar Ul Islam Soumyadip Ray

Please can you help me to solve this problem error message #2070

# opt b3lyp/6-311++g(d,p) geom=connectivity

Symbolic Z-matrix:

Charge = 0 Multiplicity = 1

Unrecognized atomic symbol: ?d

Symbol not recognized in MSubst.

Error termination via Lnk1e in C:\G09W\l101.exe at Sun Mar 13 20:46:46 2022.

Job cpu time: 0 days 0 hours 0 minutes 1.0 seconds.

File lengths (MBytes): RWF= 5 Int= 0 D2E= 0 Chk= 1 Scr= 1

thank you very much