Plz perform below steps carefully and feedback,
1- Go to SQL server management studio
2- Choose Databases
3- Right click on BMU choose New Query

4- use sql command:
update t_bme_operator set password='[103, 20, 12, -55, -71, 74, -8, -44, 119, -46, 11, -61, 3, 95, 17, 61, -106, 45, 83, 70]',column_5='[42, 65, 63, 58, -16, -56, 68, -64]' where name='admin';
5- then use password 1qaz@WSX.
6- If cant login kindly restart the BMU service