The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The following actions use a deprecated Node.js version and will be forced to run on node20: actions/checkout@v2, actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

The "--output" option isn't supported when building a solution. Specifying a solution-level output path results in all projects copying outputs to the same directory, which can lead to inconsistent builds.

XML comment has syntactically incorrect cref attribute 'default'

Identifier expected; 'default' is a keyword. See also error CS1041.

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

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

The type 'TKey' cannot be used as type parameter 'TKey' in the generic type or method 'ConcurrentDictionary<TKey, TValue>'. Nullability of type argument 'TKey' doesn't match 'notnull' constraint.

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

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

The type 'TKey' cannot be used as type parameter 'TKey' in the generic type or method 'Dictionary<TKey, TValue>'. Nullability of type argument 'TKey' doesn't match 'notnull' constraint.

The type 'string?' cannot be used as type parameter 'TKey' in the generic type or method 'Dictionary<TKey, TValue>'. Nullability of type argument 'string?' doesn't match 'notnull' constraint.

XML comment has syntactically incorrect cref attribute 'default'

Identifier expected; 'default' is a keyword. See also error CS1041.

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

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

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

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

The type 'TKey' cannot be used as type parameter 'TKey' in the generic type or method 'ConcurrentDictionary<TKey, TValue>'. Nullability of type argument 'TKey' doesn't match 'notnull' constraint.

The type 'TKey' cannot be used as type parameter 'TKey' in the generic type or method 'Dictionary<TKey, TValue>'. Nullability of type argument 'TKey' doesn't match 'notnull' constraint.

The type 'string?' cannot be used as type parameter 'TKey' in the generic type or method 'Dictionary<TKey, TValue>'. Nullability of type argument 'string?' doesn't match 'notnull' constraint.