Fix beep method not completing promise in some situation

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Change config.options.useDimmer to config.options.dimmerDelay.
 - Fix potential error in handling keypadBeeps styles.
 - Change handling of skip delay on client.
+- Fix beep method not completing promise in some situation.
 
 # Version 4.6
 

client/src/app/components/rdio-scanner/rdio-scanner.service.ts

@@ -179,7 +179,13 @@ export class AppRdioScannerService implements OnDestroy {
 
             const gn = context.createGain();
 
-            const seq = this.config?.keypadBeeps[style] || [];
+            const seq = this.config?.keypadBeeps[style];
+
+            if (!Array.isArray(seq) || !seq.length) {
+                resolve();
+
+                return;
+            }
 
             gn.gain.value = .1;