Resolution of errors in the Path parameter of MapPath that do not allow characters & amp; #39;... & amp; #39;

First

HTTP 500 Internal Server Error

This problem may be caused by a problem with your website program code. You can make the following settings in your browser: open IE browser --- tools --- Internet Options --- advanced --- show friendly HTTP Error information ", remove the check box before this option, and then access your website to display a specific error. Then solve the problem according to the error message.

After "show friendly HTTP Error information" is removed, an error is displayed:

Server. MapPath () Error ASP 0175: 80004005

The Path character is not allowed.

/Admin/Conn. asp, row 38

Characters are not allowed in the Path parameter of MapPath...

This is caused by the absence of "enable parent path.

Operation Procedure: Choose IIS6 manager, right-click the website, choose Properties> Home directory> Configuration> option, and click Enable parent path.