close any error or warning prompt boxes in the atom editor.
apm install close-all-errors
Or Settings/Preferences ➔ Packages ➔ Search for close-all-errors
Open the Command Palette, type
close-all-errors, and run
You can also type Alt-C as a shortcut or click Packages > close-all-errors in the menu.
See Keymaps In-Depth for more details.
'atom-workspace': 'alt-c': 'close-all-errors:toggle'
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.