formiko-vim crashed with FileNotFoundError in _execute_child(): [Errno 2] No such file or directory: '/usr/bin/gvim'

[Norbert]

$ formiko-vim
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/formiko/vim.py", line 27, in print_state
    self.vim_start_server()
  File "/usr/lib/python3/dist-packages/formiko/vim.py", line 45, in vim_start_server
    server = Popen(args, stdout=PIPE)
  File "/usr/lib/python3.8/subprocess.py", line 854, in __init__
    self._execute_child(args, executable, preexec_fn, close_fds,
  File "/usr/lib/python3.8/subprocess.py", line 1702, in _execute_child
    raise child_exception_type(errno_num, err_msg, err_filename)
FileNotFoundError: [Errno 2] No such file or directory: '/usr/bin/gvim'
VIM - Vi IMproved 8.1 (2018 May 18, compiled Mar 02 2020 16:35:26)
Unknown option argument: "--servername"
More info with: "vim -h"
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/formiko/window.py", line 393, in refresh_from_vim
    star = '*' if self.editor.is_modified else ''
  File "/usr/lib/python3/dist-packages/formiko/vim.py", line 95, in is_modified
    return bool(int(self.vim_remote_expr("&l:modified") or '0'))
  File "/usr/lib/python3/dist-packages/formiko/vim.py", line 50, in vim_remote_expr
    out = check_output([
  File "/usr/lib/python3.8/subprocess.py", line 411, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
  File "/usr/lib/python3.8/subprocess.py", line 512, in run
    raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '['/usr/bin/vim', '--servername', '78e7e197-f998-4a9a-bc4d-1ec229ae01e1', '--remote-expr', '&l:modified']' returned non-zero exit status 1.
VIM - Vi IMproved 8.1 (2018 May 18, compiled Mar 02 2020 16:35:26)
Unknown option argument: "--servername"
More info with: "vim -h"
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/formiko/window.py", line 175, in on_delete
    rv = self.ask_if_modified()
  File "/usr/lib/python3/dist-packages/formiko/window.py", line 254, in ask_if_modified
    if self.editor.is_modified:
  File "/usr/lib/python3/dist-packages/formiko/vim.py", line 95, in is_modified
    return bool(int(self.vim_remote_expr("&l:modified") or '0'))
  File "/usr/lib/python3/dist-packages/formiko/vim.py", line 50, in vim_remote_expr
    out = check_output([
  File "/usr/lib/python3.8/subprocess.py", line 411, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
  File "/usr/lib/python3.8/subprocess.py", line 512, in run
    raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '['/usr/bin/vim', '--servername', '78e7e197-f998-4a9a-bc4d-1ec229ae01e1', '--remote-expr', '&l:modified']' returned non-zero exit status 1.

ProblemType: Crash
DistroRelease: Ubuntu 20.04
Package: formiko 1.3.0-1
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu22
Architecture: amd64
CrashCounter: 1
CurrentDesktop: MATE
Date: Sun Apr 5 12:01:59 2020
ExecutablePath: /usr/bin/formiko-vim
InstallationDate: Installed on 2020-03-30 (5 days ago)
InstallationMedia: Ubuntu-MATE 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
InterpreterPath: /usr/bin/python3.8
PackageArchitecture: all
ProcCmdline: /usr/bin/python3 /usr/bin/formiko-vim
Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2
PythonArgs: ['/usr/bin/formiko-vim']
PythonDetails: N/A
SourcePackage: formiko
Title: formiko-vim crashed with FileNotFoundError in _execute_child(): [Errno 2] No such file or directory: '/usr/bin/gvim'
UpgradeStatus: Upgraded to focal on 2020-03-31 (4 days ago)
UserGroups: adm cdrom dip libvirt libvirtd lpadmin plugdev sambashare sudo