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181 posts · Page 3 of 19

2026-09-29 errors efcore dotnet

Fix: EF Core `Contains` on a static readonly `IList<T>` or `ISet<T>` could not be translated

EF Core 8, 9 and 10 fail to translate Contains when the list is a static readonly field typed as IList, ICollection, ISet or IReadOnlySet. Call Enumerable.Contains explicitly, or upgrade to EF Core 11.

2026-09-28 errors dotnet dotnet-10

Fix: .NET MAUI Entry with Keyboard.Numeric shows a small numpad, then the full keyboard, on iPadOS 26

On iPadOS 26, MAUI maps Keyboard.Numeric to UIKeyboardType.DecimalPad, which now opens as a floating mini numpad. Append a mapper that switches iPad to NumbersAndPunctuation and filter input yourself.

2026-09-28 errors dotnet dotnet-10

Fix: MAUIR0001 MissingMethodException in .NET MAUI Resizetizer on an SVG with <filter> or <text>

MAUI 10.0.101 and 10.0.110 Resizetizer ship mismatched System.Memory references, so SVGs with filters or text fail. Pin Resizetizer 10.0.100 or strip the filter and text.

2026-09-27 errors dotnet dotnet-10

Fix: MediaPicker.CapturePhotoAsync returns a PNG instead of a JPEG in .NET MAUI 10

On iOS, MAUI 10 re-encodes camera photos as PNG whenever CompressionQuality is 90 or higher and no MaximumWidth/Height is set, which includes the default. Set CompressionQuality to 89 or lower, or add a MaximumWidth on iOS only.

2026-09-26 errors flutter flutter-web

Fix: Flutter debugger jumps into binding.dart on hot reload with no error shown

A dwds bug in Flutter 3.35 web sent a fake pause on every hot reload. Upgrade to Flutter 3.38+, or switch VS Code back to 'Debug my code' so package frames are skipped.

2026-09-26 errors flutter webview

Fix: YouTube embed shows "Video unavailable" (Error 152 / 153) in Flutter with youtube_player_iframe

Error 153 means YouTube got no Referer; 152 means the page claims to be youtube.com. Upgrade youtube_player_iframe to 6.0.2 and set origin to https://<your app id>, or use youtube-nocookie on 5.x.

2026-09-25 errors aspnetcore dotnet-10

Fix: ASP.NET Core returns 400 "The X field is required" for a non-nullable string property

With <Nullable>enable</Nullable>, MVC treats every non-nullable reference type as [Required(AllowEmptyStrings = true)]. Mark optional properties as string?, give them a default, or set SuppressImplicitRequiredAttributeForNonNullableReferenceTypes.

2026-09-25 errors flutter android

Fix: e: Daemon compilation failed: null in a Flutter Android Gradle build

On Windows, Kotlin incremental compilation fails when the Flutter project and the pub cache sit on different drives. Move PUB_CACHE to the project's drive or turn off IC for pub-cache plugins.

2026-09-25 errors flutter dart

Fix: Failed to decode advisories for archive from https://pub.dev in flutter pub get

The advisories warning in pub get is harmless: pub get exits 0. pub.dev fixed the bad response on 2026-05-04. If you still see it, the cause is a mirror or proxy.

2026-09-24 errors aspnet-core blazor

Fix: Conflicting assets with the same target path after upgrading to the .NET 10 SDK

On the .NET 10 SDK every Microsoft.NET.Sdk.Web project gets StaticWebAssetBasePath=/, so a web app referencing another web app collides. Set the base path on the referenced project. Disabling compression does not help.