New International Version
Was it a sin for me to lower myself in order to elevate you by preaching the gospel of God to you free of charge?

American Standard Version
Or did I commit a sin in abasing myself that ye might be exalted, because I preached to you the gospel of God for nought?

Berean Study Bible
Was it a sin for me to humble myself in order to exalt you, because I preached the gospel of God to you free of charge?

Douay-Rheims Bible
Or did I commit a fault, humbling myself, that you might be exalted? Because I preached unto you the gospel of God freely?

English Revised Version
Or did I commit a sin in abasing myself that ye might be exalted, because I preached to you the gospel of God for nought?

King James Bible
Have I committed an offence in abasing myself that ye might be exalted, because I have preached to you the gospel of God freely?

World English Bible
Or did I commit a sin in humbling myself that you might be exalted, because I preached to you God's Good News free of charge?

Young's Literal Translation
The sin did I do -- myself humbling that ye might be exalted, because freely the good news of God I did proclaim to you?

2 Corinthians 11:7 Additional Translations ...