共通 きょうつう識別 しきべつ ではありませんでした
kyōtsūshikibetsu shidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 共通識別子

1. Was not a common identifier.; Was not a shared identifier.

Past/Perfective
Negative
Polite
Formal Register
Computing