When I drop a single band greyscale tiff in MW5 it is shown as as single color:
When I first create the .aux.xml file using
and then open the tiff file in MW5 I no longer get a single color but now a random color scheme is applied:
When I open this file directly in MapWinGIS using:
the file is opened as I expect:
And the .aux.xml file is created.
I can get the same result in MW5 when I have the .aux.xml file and after loading I change the properties of the layer from Colorscheme:
to single band greyscale:
In my opinion the LoadLayer workflow needs to be modified to handle these single band greyscale tiff files better.
It seems a setting is responsible for this.
Default it is off, I had it enabled.
Restoring it solves this problem: