Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-dotnet@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Nullability of type of parameter 'callback' doesn't match overridden member (possibly because of nullability attributes).

Nullability of type of parameter 'state' doesn't match overridden member (possibly because of nullability attributes).

Nullability of type of parameter 'callback' doesn't match overridden member (possibly because of nullability attributes).

Nullability of type of parameter 'state' doesn't match overridden member (possibly because of nullability attributes).

Converting null literal or possible null value to non-nullable type.

Dereference of a possibly null reference.

Nullability of type of parameter 'callback' doesn't match overridden member (possibly because of nullability attributes).

Nullability of type of parameter 'state' doesn't match overridden member (possibly because of nullability attributes).

Nullability of type of parameter 'callback' doesn't match overridden member (possibly because of nullability attributes).