ULS Log viewer


Topic: Troubleshooting SharePoint 2010 issues

Special coverage on SharePoint 2013!

A problem well defined is a problem half solved! Explore the various steps to troubleshooting SharePoint issues, learn more on tools, tips and tricks to help you quickly narrow down your issue and find a fix.

This event is only limited to 100 attendees, so hurry and register now.

Date: Wednesday, 8 August 2012

Time: 5:30 PM to 6:30 PM (GMT+10)

Total Duration: 1 hour

This includes –
Presentation: 45 minutes
Demo, Q & A: 15 minutes

Go here for more details:


There has been some confusion on which SharePoint ULS log viewer to use when troubleshooting SharePoint issues. In May 2010, I blogged about the SharePoint 2010 ULS Log viewer published by Microsoft (

SharePoint 2013 Alert: In August 2014, I blogged about a re-released ULS Viewer for SharePoint 2013 enhanced by Microsoft.

Read more about it here:

In this post, I have discussed all the ULS log viewer tools here with screenshots and my final verdict..

For the updated ULS Viewer go to:

When using SharePoint 2010 or SharePoint 2013, you will notice much said about the “ULS logging”.  Here is a tool that greatly helps when troubleshooting ULS log files. Its from Microsoft but its unsupported now as they have stopped further development / improvements on it.


ULSViewer allows users to open a ULS log file and display its contents in a user friendly format. Users can then perform advanced functions such as filtering, sorting, highlighting, loading logs, appending logs, etc in order to single out the data that is important to the user. This information can be used to diagnose problems with machines running ULS services, or to monitor machines and the events they create in realtime.