I try to add the "mdf" database file to the project, I get an error. How to fix the error? Error: The attempt to connect to the database failed; the following information was received: Logon...

I'm trying to pass value from a SQL Server localdb database to a datagridview by textbox. I use this code: Public Sub InsertBarcode() Dim x As Integer Try If Con.State = 1...

I have Devexpress form and I have 6 comboboxes loading with data from a SQL Server LocalDB database, but when I open the from, it's slow to load all data for the comboboxes. I'm using this code for lo...

I'm developing a project in VS2022 with EF6, using localDB as default instance. My DB is being created code-first and since I have multiple versions of localDB installed, for a matter of compatibility...