My system info is in this post: //www.umsyar.com/wfnbbs/viewtopic.php?id=547
Please provide more information, for example, all commands you inputted in Multiwfn, the character of your system, etc.
Usually, simply increasing maximum number of cycles doesn't solve problem like this.
Hello,
I got the error:
Matrix diagonalization exceed max cycle before convergence
How/where can I increase the number of cycles?
Regards,
Camps