直接将文档打印到服务器

Question

Server Error in '/' Application.
Error: cannot find the default printer.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Exception: Error: cannot find the default printer.
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Stack Trace:

[Exception: Error: cannot find the default printer.]
   Vriddhi.Registration.Print() in D:JitendraMy WorksVriddhi2CodeVriddhiRegistration.aspx.cs:1018
   Vriddhi.Registration.PrintButtonClick(Object sender, EventArgs e) in D:JitendraMy WorksVriddhi2CodeVriddhiRegistration.aspx.cs:1000
   System.Web.UI.WebControls.Button.OnClick(EventArgs e) +118
   System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +112
   System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +10
   System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +13
   System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +36
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +5563

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1 

Answer 1

您的Web应用程序将在一个用户帐户下运行，该帐户很可能尚未定义默认打印机。最有可能的是，它甚至没有访问系统中任何打印机的权限。

您将需要篡改应用程序运行的帐户和打印权限。