Actually, I have not stated my opinion as to whether they were wrong or not. I have merely tried to point out that to attempt to assert from the fact that the Bible has been compiled, that all scripture is contained within the Bible and that anything aside from the Bible isn't scripture, is a position that is unsupported by the scripture contained within the Bible as we have it today.
But you may wish to ask yourself why you feel these godly men were in error.
Actually, I haven't stated or even implied that I feel one way or another about the people involved in the process of compiling the Bible as we have it today.