Error Messages

Loading Error 72
These are triggered if some of your content (specifically a track) are not up to date, did not update properly, or have become corrupt. You will need to rem...
Wed, Sep 13, 2017 at 12:11 PM
Allowing iRacing through Windows Firewall
Bring up the Windows Control Panel Start the Windows Firewall control program Select its Exceptions tab Click [Add Program] Click [Browse] Navig...
Wed, Sep 13, 2017 at 12:23 PM
Signature of this program is corrupt or invalid
Please try and see if you have this issue with Internet Explorer/Edge, Firefox and Google Chrome This error message is a common issue with Internet Explore...
Wed, Sep 13, 2017 at 3:34 PM
Why are the times off on all the racing schedules all of a sudden?
This may have been caused by the revised schedule of Daylight Savings and your PC is not in synch or something is off with your computer clock. Please check...
Wed, Sep 13, 2017 at 3:48 PM
Why am I not able to click on a session time to register for a session?
This may have been caused by the revised schedule of Daylight Savings and your PC is not in synch. 1. Open Control Panel (small icons view), and click on...
Thu, Sep 14, 2017 at 10:32 AM
Invalid Session ID
Sometimes you will get the invalid session id message if you are trying to join a race more than 15 minutes prior to the race or if the race has already gon...
Fri, Mar 2, 2018 at 5:47 PM
What ports does iRacing use?
The sim uses only UDP traffic, so if the others using your Internet connection are using mostly TCP, and you can give priority to UDP traffic, that would be...
Tue, Sep 17, 2019 at 7:17 AM
Digital Signature Check
If you see this while trying to update the iRacing software, please go to your C:\Program Files (x86)\iRacing\updater folder (or wherever you have iRacing i...
Fri, Mar 16, 2018 at 2:16 PM
EasyAntiCheat
Please try and install the EasyAntiCheat software. You can do this by going to C:\Program Files (x86)\iRacing\EasyAntiCheat (or C:\Program Files (x86)\Steam\...
Sun, Mar 18, 2018 at 1:13 PM
Time Attack Lap Data does not Submit (bad response (403))
When running Time Attack sessions, it is possible that the following message may appear, indicating that the laps being run are unable to be submitted. ...
Thu, Dec 6, 2018 at 7:43 AM