The phrase "has been incorrect" is correct and usable in written English.
You can use it when you want to express that something has been judged to be wrong or incorrect. For example, "The identification code she provided has been incorrect."
I have lost count of the number of times that I have been passed a prescription that has been incorrect, or even harmful.
Rachel Griffin, director of the Suzy Lamplugh Trust, the charity that runs the National Stalking Helpline, said: "All too often we get calls to the helpline from victims who say they have not been believed by the police, their reports have not been acted upon, and the information they have received has been incorrect".
"Today, and naturally much earlier, I realised this decision had been incorrect, wrong, shameful.
But in an interview with ABC News, Evans said his earlier statement had been incorrect.
On September 5, Greenpeace admitted its assessment had been incorrect and issued a public apology to Shell.
In other instances the names on bills have been incorrect, or bills have been arriving late or not at all.
It also acknowledged that it had been incorrect when it reported that the F.B.I. had checked out Palin.
Mr. Bond told the judge he was remorseful and that he recognized that his actions had been "incorrect and inappropriate".
Following the backlash and subsequent withdrawal of funding from some Cambrian Genomics investors, Heinz admitted his pitch had been incorrect.
But on Thursday evening, the military said that information had been incorrect, and that the debris had probably come from a ship or another source.
"Also it is deeply regrettable, particularly for them, that the information published on Saturday is highly likely to have been incorrect.
