FileNotFoundError: [Errno 2] No such file or directory: 'xdg-mime'

[ColinDuquesnoy]

14:30:24:513::CRITICAL::12429::qcrash._hooks::unhandled exception:
  File "/usr/bin/opencobolide", line 11, in <module>
    load_entry_point('OpenCobolIDE==4.7.6', 'gui_scripts', 'opencobolide')()
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/main.py", line 33, in main
    app = Application()
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/app.py", line 87, in __init__
    self.edit = EditController(self)
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/controllers/edit.py", line 64, in __init__
    self.ui.tvFileSystem.set_context_menu(mnu)
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/extlibs/pyqode/core/widgets/filesystem_treeview.py", line 201, in set_context_menu
    self.context_menu.init_actions()
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/extlibs/pyqode/core/widgets/filesystem_treeview.py", line 697, in init_actions
    text = 'Show in %s' % self.get_file_explorer_name()
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/extlibs/pyqode/core/widgets/filesystem_treeview.py", line 775, in get_file_explorer_name
    pgm = cls.get_file_explorer_command().split(' ')[0]
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/extlibs/pyqode/core/widgets/filesystem_treeview.py", line 789, in get_file_explorer_command
    explorer = cls.get_linux_file_explorer()
  File "/usr/lib/python3.6/site-packages/open_cobol_ide/extlibs/pyqode/core/widgets/filesystem_treeview.py", line 754, in get_linux_file_explorer
    ['xdg-mime', 'query', 'default', 'inode/directory']).decode()
  File "/usr/lib/python3.6/subprocess.py", line 336, in check_output
    **kwargs).stdout
  File "/usr/lib/python3.6/subprocess.py", line 403, in run
    with Popen(*popenargs, **kwargs) as process:
  File "/usr/lib/python3.6/subprocess.py", line 707, in __init__
    restore_signals, start_new_session)
  File "/usr/lib/python3.6/subprocess.py", line 1326, in _execute_child
    raise child_exception_type(errno_num, err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'xdg-mime'

[ColinDuquesnoy]

@CorruptComputer Possible workaround: install the xdg-utils package and report back whether it works or not.