我又用XP的做了一遍！！出现下面的错误是怎么回事？
Server Error in '/' Application.
The current identity (YF-201501261031\ASPNET) does not have write access to 'C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files'.
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.Web.HttpException: The current identity (YF-201501261031\ASPNET) does not have write access to 'C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files'.
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:
[HttpException (0x80004005): The current identity (YF-201501261031\ASPNET) does not have write access to 'C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files'.]
System.Web.HttpRuntime.SetUpCodegenDirectory(CompilationSection compilationSection) +3474107
System.Web.HttpRuntime.HostingInit(HostingEnvironmentFlags hostingFlags) +226
[HttpException (0x80004005): The current identity (YF-201501261031\ASPNET) does not have write access to 'C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files'.]
System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +3426839
System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +88
System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) +149
