Hi, In 2.1.5 when I click on the Chart tab of Structure->Secondary Structure popup I get the following traceback and no chart >>> Exception in Tkinter callback Traceback (most recent call last): File "/usr/local/lib/python2.7/lib-tk/Tkinter.py", line 1410, in __call__ return self.func(*args) File "/usr/local/ccpnmr/ccpnmr2.1/python/memops/gui/TabbedFrame.py", line 381, in mouseClick self.callback(selected) File "/usr/local/ccpnmr/ccpnmr2.1/python/ccpnmr/analysis/popups/SecStructureGraph.py", line 441, in selectTab self.chartFrame.draw(self.data, self.optSelector.state) File "/usr/local/ccpnmr/ccpnmr2.1/python/ccpnmr/analysis/popups/SecStructureGraph.py", line 1084, in draw name, size = font.split() ValueError: too many values to unpack Dr. Brian O. Smith ------------------------ Brian Smith at glasgow ac uk School of Life Sciences, College of Medical, Vetinerary & 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