bugginess

Noun

uncountable

The quality of being buggy.

Japanese Meaning

（ソフトウェアなどに）不具合が多い状態、不具合がある性質

The app's bugginess frustrated users during the launch.

そのアプリのバグの多さはリリース時にユーザーを苛立たせた。

Sense（1）

The quality of being buggy.

In terms of this inexcusable bugginess, I can speak only of the PlayStation 3 version.