[Koha] koha changing admin password

[alaa Badri]

when i try to tell mysql data base new koha admin password it got this Error

 mysql mysql -e 'update user set password=PASSWORD("xxxxx") where user="root"'

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

and when i stopped  the data base i got another error
 		 	   		  
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