Re: [PyMOL] Problem with Pymol 2.3.0 with 'undefined symbol: MMTF_unpack_from_string'

Hi Heng-Keat,

A "clean" build will probably fix this. It looks like you partially recompiled with --use-msgpackc=no?

To do a clean build: Remove the "build" directory and try again.

Cheers,
  Thomas


> On Feb 14, 2019, at 8:00 PM, Ta...@em... wrote:
> 
> Dear all,
> 
> I installed the pymol on my machine with Ubuntu 18.04.1 LTS. When I launch pymol and error appears:
> 
> Traceback (most recent call last):
>  File "/home/mauricetam/Documents/software/pymol-2.3.0//lib/python2.7/site-packages/pymol/__init__.py", line 64, in <module>
>    import pymol
>  File "/home/mauricetam/Documents/software/pymol-2.3.0/lib/python2.7/site-packages/pymol/__init__.py", line 580, in <module>
>    import pymol._cmd
> ImportError: /home/mauricetam/Documents/software/pymol-2.3.0/lib/python2.7/site-packages/pymol/_cmd.so: undefined symbol: MMTF_unpack_from_string
> 
> Any idea what is going wrong?
> 
> Thank you for your help.
> 
> Best
> Heng-Keat

--
Thomas Holder
PyMOL Principal Developer
Schrödinger, Inc.