unhandled exception when changing color pattern

[greenjay]

Expected Behavior

Values other than 0 accepted by color pattern number entry widget (config>events>buttons)

Actual Behavior

When value for color pattern is changed, an unhandled exception occurs --
File "artisanlib/events.py", line 1933, in colorizebuttons

---

artisanlib/events.py::colorizebuttons:1933
self = <artisanlib.events.EventsDlg object at 0x7f04291d0280>
artisan-settings-error.aset.txt

             pattern = 1
            ncolumns = 15
            nbuttons = 34
         initbuttons = 6
               nrows = 2
               extra = 13
                step = 5
              bcolor = ['#e60400', '#da0400', '#ce0300', '#c20300', '#b60300', '#aa0300', '#9e0300', '#920200', '#860200', '#7a0200', '#6e0200', '#620200', '#560100', '#4a0100', '#3e0100', '#e60c00', '#da0b00', '#ce0a00', '#c20a00', '#b60900', '#aa0900', '#9e0800', '#920700', '#860700', '#7a0600', '#6e0600', '#620500', '#560400', '#4a0400', '#3e0300']
                 gap = -12
                   i = 30
                   f = 62
               color = <PyQt5.QtGui.QColor object at 0x7f04291e9660>
              tcolor = ['yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow', 'yellow']
         visualIndex = 30

Steps to Reproduce the Problem

1. open config>events dialog
2. select buttons pane
3. change value for color pattern (either by typing a number or clicking on arrows)

Specifications

• Artisan Version: 2.4.2
• Artisan Build (number in brackets shown in the about box): 22ab78d
• Platform (Mac/Windows/Linux + OS version): Linux ubuntu
• Connected devices or roasting machine: arduino

Please attach your current Artisan settings file (as exported via menu Help >> Save Settings as *.aset) file.
Please attach any relevant Artisan *.alog profiles.

Note that you need either add a .txt extension or zip the files before uploading. Otherwise you will receive a "Not a supported file type" error on uploading.

[roasterdave]

Thanks for reporting! Now fixed, you can test using the continuous build available here https://github.com/artisan-roaster-scope/artisan/releases/tag/continuous