关于。net Core和以上，线程文档。CurrentUICulture推荐使用CultureInfo。属性检索和设置当前区域性。

CultureInfo.CurrentUICulture = CultureInfo.InvariantCulture;

在一个相关的GitHub问题上，Tarek Mahmoud Sayed建议使用CultureInfo。defaultthreadcurrentuicculture以确保稍后创建的其他线程也将获得相同的区域性:

CultureInfo.DefaultThreadCurrentUICulture = CultureInfo.InvariantCulture;

后者只在。net Framework 4.5(和。net Core 1.0)之后才可用。

Setting Thread.CurrentThread.CurrentUICulture will be used to localize the exceptions. If you need two kinds of exceptions (one for the user, one for you) you can use the following function to translate the exception-message. It's searching in the .NET-Libraries resources for the original text to get the resource-key and then return the translated value. But there's one weakness I didn't find a good solution yet: Messages, that contains {0} in resources will not be found. If anyone has a good solution I would be grateful.

public static string TranslateExceptionMessage(Exception ex, CultureInfo targetCulture)
{
    try
    {
        Assembly assembly = ex.GetType().Assembly;
        ResourceManager resourceManager = new ResourceManager(assembly.GetName().Name, assembly);
        ResourceSet originalResources = resourceManager.GetResourceSet(Thread.CurrentThread.CurrentUICulture, createIfNotExists: true, tryParents: true);
        ResourceSet targetResources = resourceManager.GetResourceSet(targetCulture, createIfNotExists: true, tryParents: true);
        foreach (DictionaryEntry originalResource in originalResources)
            if (originalResource.Value.ToString().Equals(ex.Message.ToString(), StringComparison.Ordinal))
                return targetResources.GetString(originalResource.Key.ToString(), ignoreCase: false); // success

    }
    catch { }
    return ex.Message; // failed (error or cause it's not smart enough to find texts with '{0}'-patterns)
}

必须在IIS上进行更改。进入IIS管理器>选择站点> . net全球化>在那里将UI文化设置为英文。

在另一篇SO文章中可以看到更详细的答案。

您应该记录调用堆栈，而不仅仅是错误消息(IIRC，简单的异常。tostring()应该为您做这件事)。从那里，您可以确定异常的确切来源，并且通常可以推断出它是哪个异常。

CultureInfo oldCI = Thread.CurrentThread.CurrentCulture;

Thread.CurrentThread.CurrentCulture = CultureInfo.CreateSpecificCulture ("en-US");
Thread.CurrentThread.CurrentUICulture=new CultureInfo("en-US");
try
{
  System.IO.StreamReader sr=new System.IO.StreamReader(@"c:\does-not-exist");
}
catch(Exception ex)
{
  Console.WriteLine(ex.ToString());
}
Thread.CurrentThread.CurrentCulture = oldCI;
Thread.CurrentThread.CurrentUICulture = oldCI;

没有解决方法。

Tks:)

这招对我很管用:

 //Exception Class Extensions
    public static class ExceptionExtensions
    {
        public static string EnMessage(this Exception ex)
        {
            CultureInfo oldCI = Thread.CurrentThread.CurrentCulture;
            string englishExceptionMessage = ex.Message;
            Thread.CurrentThread.CurrentCulture = CultureInfo.CreateSpecificCulture("en-US");
            Thread.CurrentThread.CurrentUICulture = new CultureInfo("en-US");
            try
            {
                var objectType = Type.GetType(ex.GetType().FullName);
                var instantiatedObject = Activator.CreateInstance(objectType);                
                throw (Exception)instantiatedObject;
            }
            catch (Exception e)
            {
                englishExceptionMessage = e.Message;
            }
            Thread.CurrentThread.CurrentCulture = oldCI;
            Thread.CurrentThread.CurrentUICulture = oldCI;
            return englishExceptionMessage;
        }
    }

然后你可以通过调用新方法ex.EnMessage()来使用它;