Metalama 2026.1.21

Metalama 2026.1.21 is based on 2026.1.20, plus the following changes.

This release updates Metalama.Compiler to 2026.1.13.

Enhancements

• #1738 Crash reports now capture ReflectionTypeLoadException.LoaderExceptions.

Fixes

• #1710 Fix a design-time InvalidCastException when contract options were merged across two TFM-specific compile-time assemblies.
• #1724 Fix a permanent hang of the design-time RPC server when a client disconnected while connecting.
• #1727 The compile-time compilation no longer force-defines the NETSTANDARD_2_0 preprocessor symbol.
• #1732 Remove the spurious "System.Private.CoreLib is not a known assembly name" warning from the serialization log.
• #1715 Telemetry is now correctly disabled for a known project path located outside any git repository.
• #1714 Fix a lost wakeup and a double activation in AwaitableEvent, which could cause caching invalidation to hang.
• Metalama.Community#98 [Virtualize] on an abstract class no longer marks abstract members as virtual (CS0503).

Resources

• Milestone
• Full Changelog: release/2026.1.20...release/2026.1.21