If you migrated the software to a new server or changed the hard drive, the hardware hash changes, invalidating the license.
If the software won't open or says "Cannot connect to server," the issue is usually with the SQL service or the database path. SQL Server Fix SQL Server Configuration Manager Essl Etimetracklite Error Solver
Verify your SQL Instance name . If you've recently moved the database or changed a Windows password, you’ll need to update the connection string in the software’s execution folder. Always ensure the SQL Browser Service is running in your Windows Services panel. Device Connectivity Issues (The "Unable to Connect" Loop) If you migrated the software to a new