aver fatto un errore

to have made a mistake

→ avere
phrase Rare #29,967
to have made a mistake Aver is the shortened form of avere used before fatto; this phrase is often used after verbs such as dovere (must) or rendersi conto (realize).
IT: Potresti aver fatto un errore.
EN: You may have made a mistake.

Io posso aver fatto un errore.

I may have made a mistake.

Ammetto di aver fatto un errore.

I admit I made a mistake.

Ha riconosciuto di aver fatto un errore.

He acknowledged that he had made a mistake.

Io devo aver fatto un errore.

I must have made a mistake.

Loro devono aver fatto un errore.

They must have made a mistake.

Devono aver fatto un errore.

They must have made a mistake.

Solo in quel momento capì di aver fatto un errore grave.

Only then did he realize he had made a serious mistake.

Deve aver fatto un errore.

He must have made a mistake.

Realizza di aver fatto un errore.

You realize that you made a mistake.