[Asp.net]web.config customErrors 如何设置？ - wolfy

建議你修改網站根目錄下的web.config，加上或修改成<customErrors mode=Off />，應可看出錯誤發生原因，排除後記得再改回On或RemoteOnly以策安全。 # 2013- ...

On 顯示指定的錯誤畫面，從本機上看或外面連進來看都是顯示指定的錯誤畫面 · Off 不顯示指定的錯誤畫面，從本機上看或外面連進來看都是顯示黃色錯誤畫面(YSOD) · RemoteOnly 從 ...

I recommend following the instructions provided in the error message to disable the customErrors mode and view the actual error. Additionally, ...

屬性 mode 是必要屬性，且接受三個值之一： On 、 Off 或 RemoteOnly 。 這些值具有下列行為：. On - 指出自訂錯誤頁面或執行時間錯誤YSOD 會顯示給所有訪客， ...

If your application is throwing errors, but you cannot see the full error message, you can disable customErrors. To do this, you will want to ...

customErrors mode is meant for debugging purposes and won't work once deployed to the server unless you set compilation debug=true.

I get an error everytime I upload my webapp to the provider. Because of the customErrors mode, all I see is the default Runtime error message.

摘要customErrors也经常在开发部署中看到<customErrors mode=Off />，设置这样可以在页面上看到详细的错误信息。但也为黑客提供了攻击的线索。

To enable custom error messages, please edit web.config and change custom messages parameter: From: <configuration> <system.web> <customErrors mode=Off/>