Peak fitting wizard GUI not showing ties

Expected behavior

Peak fit wizard should display ties

Actual behavior

In certain circumstances peak fit wizard appears to accept tie, but visual feedback lacking

Steps to reproduce the behavior

Clear fit model in peak wizard.
Copy this string: (composite=Convolution,FixResolution=true,NumDeriv=true;name=Resolution,FileName=“C:/Users/gqz43167/Documents/IRIS/DATA/1520046-Beale-ZSM5-methane/IRIS00065932_graphite002_res.nxs”,WorkspaceIndex=0,X=(),Y=();(name=DeltaFunction,Height=1.1381,Centre=0;name=Lorentzian,Amplitude=0.335033,PeakCentre=0.00260812,FWHM=0.052036,constraints=(0<Amplitude,0<FWHM)))
setup> load from string
Try to tie Lorentzian peak centre to delta peak centre.
Manage setup> Copy to clipboard gives following string:
(composite=Convolution,FixResolution=true,NumDeriv=true;name=Resolution,FileName=“C:/Users/gqz43167/Documents/IRIS/DATA/1520046-Beale-ZSM5-methane/IRIS00065932_graphite002_res.nxs”,WorkspaceIndex=0,X=(),Y=();(name=DeltaFunction,Height=1.1381,Centre=0;name=Lorentzian,Amplitude=0.335033,FWHM=0.052036,constraints=(0<Amplitude,0<FWHM);ties=(f1.PeakCentre=f0.Centre)))

Platforms affected

I’m running windows 7, not tried elsewhere

Which Mantid version are you running ?

Sorry, should have said. It is 3.8.20170126.1927

This is a bug, persistent in the current version, I opened an issue to have it fixed
Thanks for pointing this out.

Great. Thanks a lot!

The issue has been closed and fixed in the Nightly build