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I keep getting error 401 when opening Nitro Pro " help An error has occurred within our system . Please try again or contact support if this persists."

Chris Cutaia

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Chris Cutaia

Hi, can you help me stop this error it has been driving me craze. My SN is 121***************, I am running Notro Pro version 12.

Edited by Reymund G.
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  • Official Nitronaut
Reymund Oyong

Greetings @Chris Cutaia

Thank you for reaching out to us through our Community Forums!

Please be aware that the serial number you entered in this post is an invalid serial number. 
You can check the validity of Nitro PDF Pro serial number using our Activation Portal - https://licenses.gonitro.com/prd/portal

Could you please tell where did you purchase this license?

Kind regards,

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