It's not a personal visit, it's a diplomatic mission and an emergency that threatens all of Otherworld. She needed to make this request in person as soon as possible
Storm has three days to ask permission to pick up the sword, find the sword, learn how to use it, and fight to the death with it.
We can apologize that she rushed to Wakanda.
If we must be pedantic about it...She probably did call ahead on his personal line at the palace and got his answering machine. She assumed he was busy with matters of state. Only to learn upon her arrival he was away and Ramonda was standing in.
Not a big monkey wrench in the storytelling wheel of their relationship.
Lord Ewing *Praise His name! Uplift Him in song!* Your divine works will be remembered and glorified in worship for all eternity. Amen!
So this issue has a huge Storm moment apparently? Hearing conflicting spoilers.