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PRTG Network Monitor

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After upgrading 9 to 12 it still loads 9!



Upgraded from 9 to 12 with no errors but it's still loading 9 and recommending upgrade to 12!!!! Tried 3 times with same results!

failing fails upgrade

Created on Jun 1, 2012 7:06:16 PM

3 Replies



Could you please forward us your system log files for analysis? You can find the same under

XP/2003: C:\Documents and Settings\All Users\Application Data\Paessler\PRTG Network Monitor\Logs (System)

Vista/2008: C:\ProgramData\Paessler\PRTG Network Monitor\Logs (System)

send it to [email protected]

Created on Jun 2, 2012 8:00:08 AM by  Aurelio Lombardi [Paessler Support]



I am having the same problem. Is there a fix that I may apply? Please let me know.

Created on Sep 5, 2012 8:15:25 PM



please perform a manual upgrade of PRTG in this case. Download the latest installer from https://www.paessler.com/login and run the same on the machine where PRTG is installed. All data will be kept.
If this does not work, please send us your logfiles as described in the other post.
Best regards

Created on Sep 6, 2012 6:13:05 AM by  Konstantin Wolff [Paessler Support]

Disclaimer: The information in the Paessler Knowledge Base comes without warranty of any kind. Use at your own risk. Before applying any instructions please exercise proper system administrator housekeeping. You must make sure that a proper backup of all your data is available.