How is Sola Scriptura incoherent?

But it was not until the efforts to create a uniform Christianity at Nicaea that the concept became the accepted tradition, to create a universal (catholic) interpretation of the writings.

Considering that the traditions stem from interpretations based off the writings, sola scriptura would be the means to test the coherency of the traditions.

For example, Jesus has a God …

Why do people have trouble accepting the very true fact that "The Blue Marble" photo of Earth is a composite and therefore (just like every other subsequent "picture" of Earth NASA has ever shown us) not a real photo but computer generated?

But if you read it through the filter of the traditions of a Trinity, you will miss it (like many miss Jesus telling Mary about Mary’s G-d being Jesus’s G-d). That is incoherent.

John 20:17] Jesus said to her, “Do not cling to Me, for I have not yet ascended to My Father; but go to My brethren and say to them, ‘I am ascending to My Father and your Father, and to My God and your God.’ ”

Later, Tertullian would lay the foundations of the Trinity.

How do professional musicians handle their equipment during gigs? Do they bring their own or use the venue's sound system?

So, how does that affect the Athanasian Christian doctrine of the Trinity?

Nuda scriptura is scripture alone. Sola scriptura looks at the writings and the traditions, with the writings (source of the traditions) having greater relevance.

The New Testament identifies Jesus. Literally, spelling it out in Acts 3.

How does a 45-year-old man get a girlfriend?

A Trinity was first mentioned as G-d, His Word and His Wisdom, by Theophilus of Antioch.