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iis error

How to resolve IIS “HTTP Error 503. The service is unavailable.” error in hosting servers

by | 03 July , 2018

In our role as Web support specialists, we resolve and prevent service errors in both Linux and Windows servers. Recently we were contacted by a Windows server owner who was getting “HTTP Error 503. The service is unavailable” in his websites.

Upon examining the EventViewer logs, we could see the error “A process serving application pool ‘plesk(default)(4.0)(pool)’ suffered a fatal communication error with the Windows Process Activation Service”. (more…)

How to fix ‘You are not authorized to view this page (403 error)’ in WordPress sites

How to fix ‘You are not authorized to view this page (403 error)’ in WordPress sites

by | 07 October , 2016

A common error that happens when you try to login to the WordPress admin section is ‘You are not authorized to view this page (403 error)’.

This 403 error gets displayed instead of the WordPress admin dashboard, after successful authentication using the admin login credentials. (more…)

How to fix “HTTP/1.1 New Session Failed” error in Odin Plesk Windows Virtuozzo VPS servers

How to fix “HTTP/1.1 New Session Failed” error in Odin Plesk Windows Virtuozzo VPS servers

by | 13 August , 2016

In our role as Outsourced Tech Support for web hosts, we manage both Windows and Linux servers of our customers. In Windows Virtuozzo servers, one of the common errors reported by Odin Plesk web owners is “HTTP/1.1 New Session Failed“.

All sites in the server would suddenly start showing this error, and refuse to load. Sometimes the error goes off all by itself, but often times it’ll lead to a VPS restart. (more…)

IIS error tracing – How to use Process Monitor to diagnose IIS errors in Windows servers

IIS error tracing – How to use Process Monitor to diagnose IIS errors in Windows servers

by | 18 July , 2015

In our role as Outsourced Tech Support for web hosts, trouble-shooting and maintaining IIS web servers is something our engineers do on a regular basis.

We’ve seen that, in Windows dedicated servers and VPS, users sometimes request assistance in troubleshooting HTTP errors. The IIS errors may not be very descriptive, and the log files may not contain all necessary information.

(more…)