Livoskodi
Livoskodi

Reputation: 1

An unhandled exception of type 'System.Data.SqlClient.SqlException' occurred in System.Data.dll

I get that error when I try to debug my program. Searched for this error but could not really figure it out on my own. Also when I try to connect my database I get this error "error: 26 - Error Locating Server/Instance Specified".

public DataTable ReadData(string st_proc, SqlParameter[] param)
{
    SqlCommand command = new SqlCommand();
    command.CommandType = CommandType.StoredProcedure;
    command.CommandText = st_proc;
    command.Connection = conn;
    if (param != null)
    {
        command.Parameters.AddRange(param);
    }
    SqlDataAdapter db = new SqlDataAdapter(command);
    DataTable dt = new DataTable();
    db.Fill(dt);
    return dt;
}

Upvotes: 0

Views: 953

Answers (1)

vendettamit
vendettamit

Reputation: 14687

Looks like you have got the connection string from some else's machine. Here Data Source=(Localdb)\mssqllocaldb; means it is pointing to "[Sql Server Express LocalDB 2014][1]". Make sure you have it installed on you machine. You can also try connecting to DataSource=(Localdb)\v11.0; which is "Sql server express 2012" and use it in your connection string. See if this works.

Upvotes: 0

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