by Indra Abdurojak.
"You've just proved my point:
/media/indra/My\ Passport/ ... a 'space' is a character thus to cd /media/indra/My Passport/ one needs a \ after My."
IMHO, using spaces in directory names or filenames is not desired in a Linux
environment as they would require such as you've shown above.
For the matter, what does "/media/indra/My\ Passport/" have to do with
your moodle, which is in /home/ekullahfk/moodle/
No matter i just make sure the backslash function... I'm sorry if it confused you.
"Which command? Run them both."
mysql_collation.php 
mysql_compressed_rows.php
"Are we sure we're running 4.0.x of Moodle?"
Yes we sure
"Rerun the query and this time add id,username columns."
Please remind me why are we doing this?
I need to solve error warning Default exception handler: Error writing to database Debug: Duplicate entry '0-d960231' for key 'mdl_user_mneuse_uix' when restore course to another site 😁