：“Failed to access IIS metabase”解决方法
原因：IIS没有注册
解决办法：
在CMD中进入目录C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727，运行aspnet_regiis
1、aspnet_regiis -ga administrator（administrator为当前用户）
2、aspnet_regiis -i （注册IIS）
3、iisreset /noforce （重启IIS）
操作详细：
C:\Documents and Settings\Administrator>cd c:\\windows\\microsoft.net\\framework\\v2.0.50727
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727>aspnet_regiis -ga administrator
Start granting administrator access to the IIS metabase and other directories us
ed by ASP.NET.
Finished granting administrator access to the IIS metabase and other directories
used by ASP.NET.
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727>aspnet_regiis -lv
2.0.50727.0 Valid C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\as
pnet_isapi.dll
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727>aspnet_regiis -i
Start installing ASP.NET (2.0.50727).
..............
Finished installing ASP.NET (2.0.50727).
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727>aspnet_regiis -lv
2.0.50727.0 Valid (Root) C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\as
pnet_isapi.dll
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727>iisreset /noforce
Attempting stop...
Internet services successfully stopped
Attempting start...
Internet services successfully restarted
C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727>
问题详情：
Failed to access IIS metabase.
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.Hosting.HostingEnvironmentException: Failed to access IIS metabase.
The process account used to run ASP.NET must have read access to the IIS metabase (e.g. IIS://servername/W3SVC). For information on modifying metabase permissions, please see htt
相关文档：
1、VSS客户端打开工程时提示 Access to file"\\***\rights.dat" denied
该提示是指没有网络访问的权限，用户要在共享文件夹有可写的权限才可以。我们在设置共享文件的时候应该允许写入。
2、为VSS设置环境变量
默认情况下我们每次打开VSS客户端填充的用户名都是当前系统登陆的用户，这样使用起来很不方便� ......
Linux系统调用--access函数详解
2007-07-30 23:10
【access系统调用】
功能描述：
检查调用进程是否可以对指定的文件执行某种操作。
用法：
#include <unistd.h>
#include <fcntl.h>
int access(const char *pathname, int mode);
参数：
pathn ......
以下为Access数据库关键字: 如果用到INSERT INTO 语句的语法错误。
-A
ADD
ALL
Alphanumeric
ALTER
AND
ANY
Application
AS
ASC
Assistant
AT
AUTOINCREMENT
Avg
-B
BETWEEN
BINARY
BIT
BOOLEAN
BY
BYTE
-C
CHAR, CHARACTER
COLUMN
CompactDatabase
CONSTRAINT
......
using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.OleDb;
using System.Configuration;
namespace TaobaoDAL
{
public class DBHelper
{
//引导数据库连接数据库调用Web.Config文件
private static OleDbConnection conn ......
