public async Task <IActionResult> DeleteCheckpointAsync([FromRoute] string id, CancellationToken cancellationToken) { cancellationToken.ThrowIfCancellationRequested(); if (!Guid.TryParse(id, out var guid)) { var error = ErrorResponsesService.NotFoundError(Target, $"Checkpoint with id '{id}' not found."); return(NotFound(error)); } try { await repository.RemoveAsync(guid, cancellationToken).ConfigureAwait(false); } catch (CheckpointNotFoundException ex) { var error = ErrorResponsesService.NotFoundError(Target, ex.Message); return(NotFound(error)); } return(NoContent()); }