Re: [Rdkit-discuss] Segmentation fault when using MMFFOptimizeMoleculeConfs

2019-12-03 Thread Paolo Tosco
Hi Kas, Thanks for reporting this bug - I have just submitted a PR to fix it. The reason why you got this bug in the first place is that you are creating an O-Na bond, then assigning a +1 charge to oxygen. MMFF94 will choke on this, as it does not have parameters for that beast. The

Re: [Rdkit-discuss] Segmentation fault when using MMFFOptimizeMoleculeConfs

2019-12-03 Thread Paolo Tosco
Hi Kas, I'll have a look into this and get back to you soon. Cheers, p. On 03/12/2019 10:37, Kas Houthuijs wrote: Hi all, I've been using RDKit to generate geometries for sodium adduct ions that I subsequently use in a workflow. I wrote the following procedure for adding a Na+ to a neutral