Trinity help please

followed the instructions here https://www.mmopro.org/repacks/23057...necore-13.html
all servers up green
start client
Attempt to login with account I created fail
Try admin fail same with single

Each attempt I get "We couldn't log you with what you just entered. Please try again. (BLZ51900003)

Version 7.3.2 (25549) (Release x64) Nov 2017

i have a question is there a way to see inside wow itemset and search item but not with .lookup item a need a graphical interface with gm commands. i have try GM Genie but that dont works in 8.0.1
i want a easyier way to find items and add to my bag and also want to use commands as admin with commands