マシンが 可能 かのうじゃなかったです
mashinga yomitori kanōjanakattadesu

Desu Copula
na-Adjective

The polite, past negative form of マシンが読み取り可能

1. The machine was unreadable.; It couldn't read the machine.

Past/Perfective
Negative
Polite
Casual Register
Computing