From 86133e38cdb636bacbfdb0e46a9e528e943f87c6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kamil=20Moska=C5=82a?=
 <91079590+moskalakamil@users.noreply.github.com>
Date: Wed, 21 Jan 2026 23:37:51 +0100
Subject: [PATCH] fix: video not loading when external subtitles are malformed
 (#4822)

---
 .../ios/core/Utils/ExternalSubtitlesUtils.swift | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/packages/react-native-video/ios/core/Utils/ExternalSubtitlesUtils.swift b/packages/react-native-video/ios/core/Utils/ExternalSubtitlesUtils.swift
index ab175d11..44165fe8 100644
--- a/packages/react-native-video/ios/core/Utils/ExternalSubtitlesUtils.swift
+++ b/packages/react-native-video/ios/core/Utils/ExternalSubtitlesUtils.swift
@@ -67,11 +67,18 @@ enum ExternalSubtitlesUtils {
           withMediaType: .text,
           preferredTrackID: kCMPersistentTrackID_Invalid
         ) {
-          try compositionTextTrack.insertTimeRange(
-            CMTimeRange(start: .zero, duration: textTrack.timeRange.duration),
-            of: textTrack,
-            at: .zero
-          )
+          do {
+            try compositionTextTrack.insertTimeRange(
+              CMTimeRange(start: .zero, duration: textTrack.timeRange.duration),
+              of: textTrack,
+              at: .zero
+            )
+          } catch {
+            print(
+              "[ReactNativeVideo] Failed to insert text track into composition: \(error.localizedDescription). Language: \(textTrack.languageCode ?? "unknown"). Continuing without this subtitle track."
+            )
+            continue
+          }
 
           compositionTextTrack.languageCode = textTrack.languageCode
           compositionTextTrack.isEnabled = true