Chapter 1003 01 Return to the 1970s

HTTP Error 503.2 - Service Unavailable

The value of the serverRuntime x-on:appConcurrentRequestLimit setting is being exceeded.

Most likely causes:

The setting is too low. The application is taking too long for the current load.

Things to try:

Try increasing this setting. Check that external resources (e.g. disk, repository, etc.) are performing as expected. Check that the application is not deadlocked.

Error Details:

Module

IIS Web Core

Notification

BeginRequest

Handler

StaticFile

Error Code

0x00000000

Requested URL

http://:8088/91/91205/822

Physical Path

D:\Web\91\91205\822

Login Method

Not Determined

Login User

Not Determined

Details:

IIS will not allow more concurrent requests to the application than the serverRuntime x-on:appConcurrentRequestLimit setting allows.

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