V3.15 iterim BR changes

Microsoft/Access.cs

@@ -9,7 +9,7 @@ namespace AiQ_GUI
         // Reads camera model numbers and descriptions from the database, sorts them alphabetically by model number (except "AB12CD", which appears last), and formats each entry as "ModelNumber - Description".
         public static string[] ReadCamTypes()
         {
-            List<Tuple<string, string>> modelTuples = new List<Tuple<string, string>>(30); // Preallocate list with estimated capacity to reduce internal resizing
+            List<Tuple<string, string>> modelTuples = new(30); // Preallocate list with estimated capacity to reduce internal resizing
             using OleDbConnection conn = new(connString);
 
             try
@@ -38,6 +38,7 @@ namespace AiQ_GUI
             IOrderedEnumerable<Tuple<string, string>> sorted = modelTuples.OrderBy(t => t.Item1.Equals("AB12CD", StringComparison.OrdinalIgnoreCase) ? 1 : 0)
                                     .ThenBy(t => t.Item1, StringComparer.OrdinalIgnoreCase);
 
+            conn.Close();
             // Format the sorted tuples as "ModelNumber - Description" strings and return as array
             return sorted.Select(t => $"{t.Item1} - {t.Item2}").ToArray();
         }
@@ -67,6 +68,7 @@ namespace AiQ_GUI
             UniversalData.LatestVersion = Convert.ToString(reader["AiQGUIVersion"]);
             UniversalData.PowerConsumption = Convert.ToInt16(reader["PowerConsumption"]);
             UniversalData.LicencingServerURL = Convert.ToString(reader["LicencingServerURL"]);
+            conn.Close();
         }
 
         // Knowing the model number on test, this function reads the database and populates the Camera class with the values.
@@ -97,6 +99,7 @@ namespace AiQ_GUI
             CameraAccessInfo.LED_V = Convert.ToDouble(reader["LEDVoltage"]);
             CameraAccessInfo.LED_I = Convert.ToInt32(reader["LEDCurrent"]);
             CameraAccessInfo.SpreadsheetID = Convert.ToString(reader["SSID"]);
+            conn.Close();
         }
     }