Cannot read property 'substring' of undefined

[dohertki]

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

VSCodeVim version: 1.22.1

Stack trace

TypeError: Cannot read property 'substring' of undefined
    at _.display (/Users/kierindoherty/.vscode/extensions/vscodevim.vim-1.22.1/src/cmd_line/commandLine.ts:402:89)
    at statusBarText (/Users/kierindoherty/.vscode/extensions/vscodevim.vim-1.22.1/src/statusBar.ts:199:35)
    at Object.clear (/Users/kierindoherty/.vscode/extensions/vscodevim.vim-1.22.1/src/statusBar.ts:105:17)
    at j.updateView (/Users/kierindoherty/.vscode/extensions/vscodevim.vim-1.22.1/src/mode/modeHandler.ts:1579:15)
    at _ (/Users/kierindoherty/.vscode/extensions/vscodevim.vim-1.22.1/extensionBase.ts:54:22)
    at process.mh (internal/process/task_queues.js:93:5)
    at /Users/kierindoherty/.vscode/extensions/vscodevim.vim-1.22.1/extensionBase.ts:511:17

[elazarcoh]

probably dup #7472

[J-Fields]

Duplicate of #7512