Fix Null Dereference

TheCodeTraveler · TheCodeTraveler · commit c3d8117cc42f · 2025-10-14T14:17:57.000-07:00
diff --git a/src/CommunityToolkit.Maui.MediaElement/Views/MediaManager.macios.cs b/src/CommunityToolkit.Maui.MediaElement/Views/MediaManager.macios.cs
@@ -317,7 +317,7 @@ void SetPoster()
 			return;
 		}
 
-		var videoTrack = PlayerItem.Asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant()).FirstOrDefault();
+		var videoTrack = PlayerItem.Asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant() ?? "0").FirstOrDefault();
 		if (videoTrack is not null)
 		{
 			return;
@@ -512,7 +512,7 @@ protected virtual void Dispose(bool disposing)
 		var asset = avPlayerItem.Asset;
 
 		// Retrieve the video track
-		var videoTrack = asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant()).FirstOrDefault();
+		var videoTrack = asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant() ?? "0").FirstOrDefault();
 
 		if (videoTrack is not null)
 		{

Original file line number	Diff line number	Diff line change
`@@ -317,7 +317,7 @@ void SetPoster()`
`317`	`317`	`return;`
`318`	`318`	`}`
`319`	`319`
`320`		`- var videoTrack = PlayerItem.Asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant()).FirstOrDefault();`
	`320`	`+ var videoTrack = PlayerItem.Asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant() ?? "0").FirstOrDefault();`
`321`	`321`	`if (videoTrack is not null)`
`322`	`322`	`{`
`323`	`323`	`return;`
`@@ -512,7 +512,7 @@ protected virtual void Dispose(bool disposing)`
`512`	`512`	`var asset = avPlayerItem.Asset;`
`513`	`513`
`514`	`514`	`// Retrieve the video track`
`515`		`- var videoTrack = asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant()).FirstOrDefault();`
	`515`	`+ var videoTrack = asset.TracksWithMediaType(AVMediaTypes.Video.GetConstant() ?? "0").FirstOrDefault();`
`516`	`516`
`517`	`517`	`if (videoTrack is not null)`
`518`	`518`	`{`