C# Async Method Not Awaiting Properly in ASP.NET Core 6, Causing Unexpected Behavior
I'm upgrading from an older version and I'm facing an issue with an asynchronous method in my ASP.NET Core 6 application. When I call an async method that retrieves data from a database, I'm seeing intermittent results and occasionally getting a `TaskCanceledException`. I suspect that the method isn't being awaited correctly, but I've checked and it seems to be implemented properly. Here's the relevant code: ```csharp public class UserService { private readonly ApplicationDbContext _context; public UserService(ApplicationDbContext context) { _context = context; } public async Task<User> GetUserByIdAsync(int userId) { return await _context.Users.FindAsync(userId); } } public class UserController : ControllerBase { private readonly UserService _userService; public UserController(UserService userService) { _userService = userService; } [HttpGet("/{id}")] public async Task<IActionResult> GetUser(int id) { var user = _userService.GetUserByIdAsync(id); // Not awaited return Ok(user); // This may return a Task instead of User } } ``` In the `GetUser` method of `UserController`, I realize that I forgot to use the `await` keyword when calling `GetUserByIdAsync`. This makes the method return a `Task<User>` instead of the actual `User` object, leading to unexpected behavior in my API response. However, I've also noticed that even if I add `await`, the `TaskCanceledException` still appears under certain conditions. I am using SQL Server as my database, and the issue seems to arise mostly when the database takes longer than expected to respond, say during peak hours. I've tried configuring the command timeout in my `DbContext` constructor: ```csharp public ApplicationDbContext(DbContextOptions<ApplicationDbContext> options) : base(options) { this.Database.SetCommandTimeout(TimeSpan.FromSeconds(30)); } ``` Still, I'm unsure if this is the best way to handle potentially long-running database operations in conjunction with async methods. Is there a better pattern I should follow to ensure that my async methods are awaited correctly and to avoid these exceptions? Any insights or best practices would be greatly appreciated! My team is using C# for this REST API. Any suggestions would be helpful.