The phrase "a cap problem" is correct and usable in written English.
It can be used in contexts where you are discussing an issue related to a limit or maximum capacity, often in technical or financial discussions.
Example: "The project faced a cap problem when the budget exceeded the allocated funds."
Alternatives: "a limit issue" or "a maximum capacity problem".
Ms. Siciliano discovered the cap problem right before a big event in San Diego, after which she and Mr. Johnson spent two days sorting through boxes to separate the bad from the good.
The Ravens may also face a salary-cap problem.
The Giants had a purge of veterans after last season as they began to get a handle on a terrible salary-cap problem, and they did not bring in any veteran free agents.
The 49ers faced a serious salary-cap problem, the 38-year-old Rice was coming off a serious knee injury and, to some, he looked as if he had become an average receiver.
A victim of RSL's cap problems, he may also be the type of player who'll thrive having something to prove at Portland, as Jack Jewsbury did before him, and the same may go for Ryan Johnson up top.
The Dolphins did not make him an offer this year because of salary cap problems.
Wigan have infuriated everyone in the game, and embarrassed many of their own supporters, by pulling every trick in the book in recent weeks in an attempt to escape their self-inflicted salary cap problems in the Super League, so there will be far more schadenfreude than sympathy for their inability to seize this golden chance to return to Wembley.
The Ducks' depth on defense and their salary cap problems triggered speculation they'd have to trade a defenseman, and Fowler's name began to pop up in just about every trade rumor that involved the Ducks.
But it means the Jets, handicapped by salary cap problems and determined to avoid what seemed an increasingly likely holdout by Johnson, would also be without their best player and one of the crucial members of a team that was thought to be in position to make a run at the Super Bowl next season.
