diff --git a/GenericApp/GenericApp/UI/WizardAppViewController.swift b/GenericApp/GenericApp/UI/WizardAppViewController.swift
index 2dc5333..2b340bb 100644
--- a/GenericApp/GenericApp/UI/WizardAppViewController.swift
+++ b/GenericApp/GenericApp/UI/WizardAppViewController.swift
@@ -7,7 +7,6 @@
 //
 
 import UIKit
-import MaterialComponents.MaterialTextFields
 import ORLib
 import DropDown
 
diff --git a/GenericApp/GenericApp/UI/WizardDomainViewController.swift b/GenericApp/GenericApp/UI/WizardDomainViewController.swift
index d1f7136..671630c 100644
--- a/GenericApp/GenericApp/UI/WizardDomainViewController.swift
+++ b/GenericApp/GenericApp/UI/WizardDomainViewController.swift
@@ -7,7 +7,6 @@
 //
 
 import UIKit
-import MaterialComponents.MaterialTextFields
 import ORLib
 
 class WizardDomainViewController: UIViewController {
diff --git a/GenericApp/GenericApp/UI/WizardRealmViewController.swift b/GenericApp/GenericApp/UI/WizardRealmViewController.swift
index 217953e..dce45dd 100644
--- a/GenericApp/GenericApp/UI/WizardRealmViewController.swift
+++ b/GenericApp/GenericApp/UI/WizardRealmViewController.swift
@@ -7,7 +7,6 @@
 //
 
 import UIKit
-import MaterialComponents.MaterialTextFields
 import ORLib
 import DropDown
 
diff --git a/ORLib/ORLib/ConsoleProviders/BleProvider.swift b/ORLib/ORLib/ConsoleProviders/BleProvider.swift
index 6b3f890..15fc163 100644
--- a/ORLib/ORLib/ConsoleProviders/BleProvider.swift
+++ b/ORLib/ORLib/ConsoleProviders/BleProvider.swift
@@ -114,7 +114,7 @@ public class BleProvider: NSObject {
     }
     
     public func sendToDevice(attributeId: String, value: Data, callback:@escaping ([String: Any]) -> (Void)) {
-        if let device = self.connectedDevice {
+        if self.connectedDevice != nil {
             sendToDeviceCallback = callback
             if let characteristic = deviceCharacteristics.first(where: {$0.uuid.uuidString == attributeId}) {
                 self.maxDataLength = self.connectedDevice!.maximumWriteValueLength(for: characteristic.properties.contains(.writeWithoutResponse) ? .withoutResponse : .withResponse)
@@ -258,7 +258,7 @@ extension BleProvider: CBPeripheralDelegate {
     }
     
     public func peripheral(_ peripheral: CBPeripheral, didWriteValueFor characteristic: CBCharacteristic, error: Error?) {
-        if let err = error {
+        if error != nil {
             sendToDeviceCallback?([DefaultsKey.actionKey: "SEND_TO_DEVICE", DefaultsKey.providerKey: "ble", DefaultsKey.successKey: false])
         } else {
             if let data = dataToSend {
diff --git a/ORLib/ORLib/ConsoleProviders/QrScannerProvider.swift b/ORLib/ORLib/ConsoleProviders/QrScannerProvider.swift
index ec306b6..15e044a 100644
--- a/ORLib/ORLib/ConsoleProviders/QrScannerProvider.swift
+++ b/ORLib/ORLib/ConsoleProviders/QrScannerProvider.swift
@@ -60,7 +60,7 @@ public class QrScannerProvider: NSObject {
         }
     }
     
-    public func enable(callback:@escaping ([String: Any]) ->(Void)) {
+    public func enable(callback:@escaping ([String: Any?]) ->(Void)) {
         userdefaults?.removeObject(forKey: QrScannerProvider.cameraDisabledKey)
         userdefaults?.synchronize()
         let cameraAuthorizationStatus = AVCaptureDevice.authorizationStatus(for: .video)
diff --git a/ORLib/ORLib/UI/ORViewController.swift b/ORLib/ORLib/UI/ORViewController.swift
index 0a6ed1d..6d3572c 100644
--- a/ORLib/ORLib/UI/ORViewController.swift
+++ b/ORLib/ORLib/UI/ORViewController.swift
@@ -113,11 +113,15 @@ open class ORViewcontroller : UIViewController {
         
         webCfg.userContentController = userController;
         let sbHeight: CGFloat
-        if #available(iOS 11.0, *) {
-            sbHeight = UIApplication.shared.keyWindow?.safeAreaInsets.top ?? UIApplication.shared.statusBarFrame.height
+
+        if let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene {
+            // Use the statusBarManager's frame if available
+            sbHeight = windowScene.statusBarManager?.statusBarFrame.height ?? 0
         } else {
-            sbHeight = UIApplication.shared.statusBarFrame.height
+            // Fallback in case there's no window scene (this case is rare in iOS 13+ apps)
+            sbHeight = 0
         }
+
         
         webCfg.allowsInlineMediaPlayback = true
         let webFrame = CGRect(x: 0, y: sbHeight, width: view.frame.size.width, height: view.frame.size.height - sbHeight)