If I do:
1)  Start relax in GUI mode.
2)  Open the prompt window.
3)  Type:
pipe.create('test', 'mf')
residue.create(res_num=1)
residue.create(res_num=2)
4)  Close the prompt window.
5) Open spin viewer, close spin viewer.
6) Open the prompt window.
7) residue.delete(':2')
8) Close the prompt window.
9)  Open spin viewer,
Traceback (most recent call last):
  File
"/sbinlab2/software/python-enthought-dis/canopy-1.4.0-full-rh5-64/Canopy_64bit/User/lib/python2.7/site-packages/wx/_core.py",
line 14614, in <lambda>
    lambda event: event.callable(*event.args, **event.kw) )
  File
"/sbinlab2/tlinnet/software/NMR-relax/relax_trunk/gui/spin_viewer/frame.py",
line 168, in refresh_safe
    self.tree_panel.update()
  File
"/sbinlab2/tlinnet/software/NMR-relax/relax_trunk/gui/spin_viewer/tree.py",
line 885, in update
    self.update_mol(mol, mol_id)
  File
"/sbinlab2/tlinnet/software/NMR-relax/relax_trunk/gui/spin_viewer/tree.py",
line 959, in update_mol
    self.prune_res(mol_branch_id, mol_id)
  File
"/sbinlab2/tlinnet/software/NMR-relax/relax_trunk/gui/spin_viewer/tree.py",
line 760, in prune_res
    for key in self.tree_ids[mol_branch_id]:
RuntimeError: dictionary changed size during iteration
2015-01-14 14:20 GMT+01:00 Edward d Auvergne <
NO-REPLY.INVALID-ADDRESS@xxxxxxx>:
Follow-up Comment #2, bug #23187 (project relax):
I also have no problem on 64-bit Linux with wxPython 2.9.4.1 gtk2
(classic).
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