Keith Sloan

Sorry DraTeots only just noticed your comment, must reduce the repro's I am watching so that I don't miss ones for mine, wish GitHub treated ones that are mine differently...

Have added code for setting SensDet to a new branch **SensDet** If you could check it out The Addon Manager in the newly released FreeCAD 0.20 allows you to switch...

> I think I have the same issue > > Here is the file. It was created by Geant4 (10.6.2) > > [g4e_output.geo.gdml.zip](https://github.com/KeithSloan/GDML/files/5682572/g4e_output.geo.gdml.zip) Okay see issue 13

**You should be using branch Main NOT master** See first line of **IMPORTANT** in your last screen grab You need to delete the GDML workbench, restart FreeCAD, install GDML workbench...

Please could you post a copy of the xml file, if necessary add a file extension of txt and copy/drag to a post in this thread - Thanks

Not sure what is going on. If I import your material file, for any GDML Object created after this I can change the Material property via the Properties window but...

Try the latest version of Main. I want to do some work on this when I get back in just over a fortnight but hopefully it is an improvement ASIS....

I will look into it, Do you have a small sample file that shows typical use, that you could provide?

I have added branch SensDet. If you import a file with [auxillary auxtype="SensDet" auxvalue=Value] then the volume/Part will have the SensDet Property added. You can then change the value via...

Is the FreeCAD file one you had previously saved? i.e The GDMLBox you are trying to change the material of was created by a previous version of the Workbench. Not...