7 which is really no gospel at all. Evidently some people are throwing you into confusion and are trying to pervert the gospel of Christ.

Read Galatians 1:7 Using Other Translations

Which is not another; but there be some that trouble you, and would pervert the gospel of Christ.
not that there is another one, but there are some who trouble you and want to distort the gospel of Christ.
but is not the Good News at all. You are being fooled by those who deliberately twist the truth concerning Christ.