[Solved] Replace the Blaze with React and get this error. Warning: React.createElement: type is invalid -- expected a string

help
1

I was trying to replace the Blaze with React and get this error.

Created my Accounts page.

1434×1400 142 KB

Then putting the accounts inside the header.js

864×1300 73.2 KB

1604×546 149 KB

2

resolved, I was dumb to not have correct names on it.