In the <MeasureSpotify.inc> file, replace the entire code with this:
[MeasureState]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=State
UpdateDivider=2
[MeasureStateButton]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=State
Substitute="0":"Play","1":"Pause","2":"Play"
UpdateDivider=2
[MeasureTrack]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=Title
Substitute="":"#NoTrackNameText#"
UpdateDivider=100
[MeasureArtist]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=Artist
Substitute="":"#NoArtistNameText#"
UpdateDivider=100
[MeasureCover]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=Cover
DefaultPath=#@#images\nocover.png
CoverPath=#@#images\coverWeb.png
Substitute="":"#@#images\nocover.png"
UpdateDivider=100
[MeasurePosition]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=Position
UpdateDivider=20
[MeasureDuration]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=Duration
UpdateDivider=20
[MeasureProgress]
Measure=Plugin
Plugin=WebNowPlaying
PlayerType=Progress
UpdateDivider=20