Hi, I tried using fromatConverter (run from inside analysis) to load a bunch of structures (PseudoPDB) into my project (which seemed to go OK) but when I Structure -> Structure Ensembles I get: Exception in Tkinter callback Traceback (most recent call last): File "/usr/lib/python2.4/lib-tk/Tkinter.py", line 1345, in __call__ return self.func(*args) File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/AnalysisPopup.py", line 1400, in editStructures self.openPopup('edit_structures', EditStructuresPopup) File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/AnalysisPopup.py", line 1146, in openPopup transient=transient, *args, **kw) File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/popups/EditStructures.py", line 91, in __init__ File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/popups/BasePopup.py", line 91, in __init__ File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/memops/editor/BasePopup.py", line 85, in __init__ File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/memops/gui/BasePopup.py", line 124, in __init__ File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/popups/EditStructures.py", line 219, in body File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/popups/EditStructures.py", line 545, in updateCoordModels File "/usr/local/ccpnmr/temporaryReleaseDir/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/popups/EditStructures.py", line 795, in updateCoords AttributeError: 'NoneType' object has no attribute 'x' Problem persits on saving & reopening the project. Dr. Brian O. Smith ---------------------- B Smith at bio gla ac uk Division of Molecular & Cellular Biology, Faculty of Biomedical & Life Sciences, Joseph Black Building, University of Glasgow, Glasgow G12 8QQ, UK. Tel: 0141 330 5167/6459/3089 Fax: 0141 330 4600 ------------------------------------------------------------------- The University of Glasgow, charity number SC004401