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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have a project for which I want to delete my XRD data (the histogram) and replace it with a different scan. So I saved the GSAS-II project, selected <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>project save successful<o:p></o:p></p><p class=MsoNormal>Traceback (most recent call last):<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\Python27\lib\site-packages\wx\_core.py", line 14618, in <lambda><o:p></o:p></p><p class=MsoNormal> lambda event: event.callable(*event.args, **event.kw) )<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIplot.py", line 847, in PlotPatterns<o:p></o:p></p><p class=MsoNormal> Pattern = G2frame.PatternTree.GetItemPyData(PatternId)<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\Python27\lib\site-packages\wx\_controls.py", line 5315, in GetItemPyData<o:p></o:p></p><p class=MsoNormal> return _controls_.TreeCtrl_GetItemPyData(*args, **kwargs)<o:p></o:p></p><p class=MsoNormal>wx._core.PyAssertionError: C++ assertion "param" failed at ..\..\src\msw\treectrl.cpp(1083) in wxTreeCtrl::SetItemData(): failed to change tree items<o:p></o:p></p><p class=MsoNormal>data<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I thought I’d try to proceed, so I loaded my new histogram, selected an instrument file and got this error:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Read powder data PWDR 14_06_21_0001b.xye from file D:\My Documents\Proto\xrdwin_Data\PowderDiff\customers\Severstal\14106T\H635367\14_06_21_0001b.xye<o:p></o:p></p><p class=MsoNormal>with parameters from GSAS-II file D:\My Documents\Proto\xrdwin_Data\PowderDiff\customers\Severstal\14106T\GSASII\GSAS instrument par - Mo - 14_06_26_0<o:p></o:p></p><p class=MsoNormal>004,5.instprm<o:p></o:p></p><p class=MsoNormal>Traceback (most recent call last):<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASII.py", line 1980, in OnPatternTreeSelChanged<o:p></o:p></p><p class=MsoNormal> G2gd.MovePatternTreeToGrid(self,item)<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIgrid.py", line 5216, in MovePatternTreeToGrid<o:p></o:p></p><p class=MsoNormal> G2pdG.UpdateInstrumentGrid(G2frame,data)<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIpwdGUI.py", line 1355, in UpdateInstrumentGrid<o:p></o:p></p><p class=MsoNormal> MakeParameterWindow()<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIpwdGUI.py", line 1193, in MakeParameterWindow<o:p></o:p></p><p class=MsoNormal> itemVal = G2gd.ValidatedTxtCtrl(G2frame.dataDisplay,insVal,item,nDig=(10,4),typeHint=float,OnLeave=AfterChange)<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIgrid.py", line 285, in __init__<o:p></o:p></p><p class=MsoNormal> self._setValue(val)<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIgrid.py", line 348, in _setValue<o:p></o:p></p><p class=MsoNormal> wx.TextCtrl.SetValue(self,str(G2py3.FormatValue(val,self.nDig)))<o:p></o:p></p><p class=MsoNormal> File "C:\Program Files (x86)\GSASII\GSASIIpy3.py", line 82, in FormatValue<o:p></o:p></p><p class=MsoNormal> if val < 0: digits[0] -= 1<o:p></o:p></p><p class=MsoNormal>TypeError: 'tuple' object does not support item assignment<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Can you help? Do you need any further information?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thank you very much,<o:p></o:p></p><p class=MsoNormal><span style='font-family:"Lucida Calligraphy","serif"'>William Boyer, PhD<o:p></o:p></span></p><p class=MsoNormal> <>< ><><o:p></o:p></p><p class=MsoNormal><span style='font-family:"Cambria","serif"'>Materials Scientist<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Cambria","serif"'>Proto Manufacturing Inc<o:p></o:p></span></p><p class=MsoNormal>Email: <a href="mailto:WBoyer@protoxrd.com">WBoyer@protoxrd.com</a><o:p></o:p></p><p class=MsoNormal>Web: <a href="http://www.protoxrd.com/">www.protoxrd.com</a><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>