Please disregard--solved my own problem.
Lack of sleepedness: while the dataset existed, it had not been "created"
in database administration.
I was also doing it slightly wrong--the username only method is intended
to work for logging in, not for creations--have to include the @company1,
@comp
Hello
Received the following while trying to add a new user:
Error!
UPDATE defaults
SET value = ?
WHERE setting_key = ?
ERROR: current transaction is aborted, commands ignored until end of
transaction block
That is while trying to add a user with the same name as an existing user