Possible null reference argument for parameter 'clientId' in 'Task<(bool IsValid, string? ErrorMessage)> IGraphClientFactory.ValidateRefreshTokenAsync(string clientId, string refreshTokenSecretName, string clientSecretName, CancellationToken cancellationToken = default(CancellationToken))'.

Argument of type 'Dictionary<string, string>' cannot be used for parameter 'initialData' of type 'IEnumerable<KeyValuePair<string, string?>>' in 'IConfigurationBuilder MemoryConfigurationBuilderExtensions.AddInMemoryCollection(IConfigurationBuilder configurationBuilder, IEnumerable<KeyValuePair<string, string?>>? initialData)' due to differences in the nullability of reference types.

Possible null reference argument for parameter 'destinationFolder' in 'Task PhotoSyncService.UploadPhotoAsync(GraphServiceClient client, string destinationFolder, string fileName, Stream photoStream, DateTime? dateTaken = null)'.

Possible null reference argument for parameter 'folderPath' in 'Task<List<DriveItem>> PhotoSyncService.GetPhotosFromFolderAsync(GraphServiceClient client, string folderPath)'.

Possible null reference argument for parameter 'clientSecretName' in 'Task<(bool IsValid, string? ErrorMessage)> IGraphClientFactory.ValidateRefreshTokenAsync(string clientId, string refreshTokenSecretName, string clientSecretName, CancellationToken cancellationToken = default(CancellationToken))'.

Possible null reference argument for parameter 'refreshTokenSecretName' in 'Task<(bool IsValid, string? ErrorMessage)> IGraphClientFactory.ValidateRefreshTokenAsync(string clientId, string refreshTokenSecretName, string clientSecretName, CancellationToken cancellationToken = default(CancellationToken))'.

Possible null reference argument for parameter 'clientId' in 'Task<(bool IsValid, string? ErrorMessage)> IGraphClientFactory.ValidateRefreshTokenAsync(string clientId, string refreshTokenSecretName, string clientSecretName, CancellationToken cancellationToken = default(CancellationToken))'.

Possible null reference argument for parameter 'clientSecretName' in 'Task<(bool IsValid, string? ErrorMessage)> IGraphClientFactory.ValidateRefreshTokenAsync(string clientId, string refreshTokenSecretName, string clientSecretName, CancellationToken cancellationToken = default(CancellationToken))'.

Possible null reference argument for parameter 'refreshTokenSecretName' in 'Task<(bool IsValid, string? ErrorMessage)> IGraphClientFactory.ValidateRefreshTokenAsync(string clientId, string refreshTokenSecretName, string clientSecretName, CancellationToken cancellationToken = default(CancellationToken))'.