HTTP Error 500.19 - Internal Server Error

The requested page cannot be accessed because the related configuration data for the page is invalid.

Detailed Error Information:

Module   CustomErrorModule
Notification   SendResponse
Handler   Plesk_Handler_01946605373
Error Code   0x80070021
Config Error   Lock violation
Config File   \\?\D:\Inetpub\vhosts\\httpdocs\web.config
Requested URL
Physical Path   D:\Inetpub\vhosts\\httpdocs\Default.asp
Logon Method   Anonymous
Logon User   Anonymous

Config Source:

   29:     <httpErrors>
   30:       <clear />
   31:       <error path="d:\inetpub\vhosts\\error_docs\unauthorized.html" prefixLanguageFilePath="" responseMode="File" statusCode="401" subStatusCode="-1" />

More Information:

This error occurs when there is a problem reading the configuration file for the Web server or Web application. In some cases, the event logs may contain more information about what caused this error.

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