From 7948dd298c37fbdf0869c40d9894bbd4be6c345d Mon Sep 17 00:00:00 2001
From: mboehmlaender <mboehmlaender@gmx.net>
Date: Thu, 12 Mar 2026 12:54:13 +0000
Subject: [PATCH] DiskFix

---
 backend/src/services/pipelineService.js |  2 +-
 backend/src/services/settingsService.js | 25 ++++---------------------
 2 files changed, 5 insertions(+), 22 deletions(-)

diff --git a/backend/src/services/pipelineService.js b/backend/src/services/pipelineService.js
index 238841d..8932d86 100644
--- a/backend/src/services/pipelineService.js
+++ b/backend/src/services/pipelineService.js
@@ -8528,7 +8528,7 @@ class PipelineService extends EventEmitter {
 
     const deviceCandidate = this.detectedDisc || this.snapshot.context?.device || {
       path: job.disc_device,
-      index: Number(settings.makemkv_source_index || 0)
+      index: 0
     };
     const deviceProfile = normalizeMediaProfile(deviceCandidate?.mediaProfile)
       || inferMediaProfileFromDeviceInfo(deviceCandidate)
diff --git a/backend/src/services/settingsService.js b/backend/src/services/settingsService.js
index 6200bb7..63ddb2a 100644
--- a/backend/src/services/settingsService.js
+++ b/backend/src/services/settingsService.js
@@ -1308,27 +1308,10 @@ class SettingsService {
   }
 
   resolveSourceArg(map, deviceInfo = null) {
-    const mode = map.drive_mode;
-    if (mode === 'explicit') {
-      const device = map.drive_device;
-      if (!device) {
-        throw new Error('drive_device ist leer, obwohl drive_mode=explicit gesetzt ist.');
-      }
-      return `dev:${device}`;
-    }
-
-    const devicePath = String(deviceInfo?.path || '').trim();
-    if (devicePath) {
-      // Prefer stable Linux device path over MakeMKV disc index mapping.
-      // MakeMKV drive indices (disc:N) do not reliably match /dev/srN numbering.
-      return `dev:${devicePath}`;
-    }
-
-    if (deviceInfo && deviceInfo.index !== undefined && deviceInfo.index !== null) {
-      return `disc:${deviceInfo.index}`;
-    }
-
-    return `disc:${map.makemkv_source_index ?? 0}`;
+    // Single-drive setup: always use MakeMKV's first logical disc device.
+    void map;
+    void deviceInfo;
+    return 'disc:0';
   }
 
   async loadHandBrakePresetOptionsFromCli(map = {}) {