This is the 3237th most frequent Russian word.
обнаружена
"Discovered" or "detected."
In this sentence, 'обнаружена' is used in a passive construct to indicate that an error was located or identified within a program.
Ошибка была обнаружена в коде программы.
The error was discovered in the program code.
Here, 'обнаружена' expresses the act of discovering a rare bird within the context of looking at a photograph.
На фотографии была обнаружена редкая птица.
A rare bird was found in the photograph.
In this context, 'обнаружена' refers to the revelation or detection of a hidden object, namely a camera in a room.