On Saturday, Messi grabbed a brace to earn his side a hard-fought victory over Real Sociedad.
The Argentina star next faces an uphill task to get his side into the semi-finals of the Champions League after losing the quarter final first-leg 3-0 to Juventus.
Barcelona wages revealed: Which stars earn most? Fri, March 24, 2017
Click to reveal every Barcelona player's weekly wages, according to Totalsportek.com
Play slideshow GETTY 1 of 23
Click to reveal every Barcelona player's weekly wages
And Balague reckons the 29-year-old isn't enjoying his football.
He wrote for Sky Sports: "Barcelona have conceded seven goals in the last three games and Lionel Messi had to rescue them again against Real Sociedad.
Lionel Messi hasn't been at his best all season
"He is only two goals away from 500 and when you consider that's from 575 games, it is truly unbelievable.
"He is still averaging more than a goal per game even though he's not a striker anymore. It's an extraordinary season but nobody will notice if Barcelona end it trophyless.
"But when I saw him walk onto the pitch at the weekend, I saw someone who didn't appear to be enjoying the team performances or the style of play."
Get Quotes on Home Insurance