Exceção sem tratamento

Erro ao executar o programa:

O erro é indicado em app.MapController();

Exceção sem tratamento (erro em App.MapController - Program.cs)

• System.ArgumentException: 'There is an incomplete parameter in the route template. Check that each '{' character has a matching '}' character. Arg_ParamName_Name'

• RoutePatternException: There is an incomplete parameter in the route template. Check that each '{' character has a matching '}' character.

program.cs

using FilmesApi.Data;
using Microsoft.EntityFrameworkCore;
using Microsoft.OpenApi.Models;
using System.Reflection;

var builder = WebApplication.CreateBuilder(args);

//Como conectar e acessar o banco

//DBContext abstrai a lógica de acesso ao banco de dados

var connectionString = builder.Configuration.GetConnectionString("FilmeConnection");

builder.Services.AddDbContext<FilmeContext>(Opts => 
    Opts.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString)));

//Add services to the automapper

builder.Services.AddAutoMapper(AppDomain.CurrentDomain.GetAssemblies());

// Add services to the container.

builder.Services.AddControllers().AddNewtonsoftJson();  
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c =>
{
    c.SwaggerDoc("v1", new OpenApiInfo { Title = "FilmesAPI", Version = "v1" });
    var xmlFile = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml";
    var xmlPath = Path.Combine(AppContext.BaseDirectory, xmlFile);
    c.IncludeXmlComments(xmlPath);
});

 var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();

}

app.UseHttpsRedirection();

app.UseAuthorization();

app.MapControllers();

app.Run();