Yet another issue with wxGlade

Hi,
Adding wxComboBox and then trying to change "Inheritance class"
results in following:

[code]
ERROR   : None
An unexpected error occurred!

Exception type:      <type 'exceptions.TypeError'>
Exception details:   expected string or buffer

Application stack traceback:
  File "/Users/igorkorot/dbhandler/wxGlade-1.0.0a7/new_properties.py",
line 1362, in <lambda>
    self.enabler.Bind( wx.EVT_CHECKBOX, lambda event:
self.toggle_active(event.IsChecked()) )
  File "/Users/igorkorot/dbhandler/wxGlade-1.0.0a7/new_properties.py",
line 1292, in toggle_active
    if self.text: self._set_colours(self.check_value(self.value))
  File "/Users/igorkorot/dbhandler/wxGlade-1.0.0a7/new_properties.py",
line 1544, in check_value
    if self.validation_re and not self.validation_re.match(value):

Date and time:       2020-09-16T03:19:46.405120
Python version:      2.7.11
wxPython version:    3.0.2.0
wxWidgets platform:  __WXMAC__
wxGlade version:     1.0.0a7
[/code]

Thank you.