This Solution is only apply to 'SERVER PC / MAIN PC'
When 'SERVER PC' login QNE Optimum Error Occurs “The connection to database failed. Please contact your system administrator.” as below:
Step 1 - Start > Services
Step 2 - Search for SQL Server
Step 3 - Right Click > Start the service.
Try Login again.
If Still not able to login
The database may corrupt so you’re not able to login. (Please call (603) 8943 3080 ask for assist on this)
How to repair 'SUSPECT' database please refer to: How to repair a 'SUSPECT' Database in Optimum