UiPath 2018.2.6 Error -4304

[matthieu (CLEMENT)]

Hello everyone,

I installed UiPath 2018.2.6 Trial version but I get the -4304 error code during the activation (find below a screenshot).

How can I resolve this problem without whitelisting and/or, of course, deactivating the firewall (security reasons)?

[PrankurJoshi]

see this

FAQ Common license errors

Hi everyone, I’ve gathered here most of the license errors that we have encountered during Studio activation. Please feel free to complete the list by replying to this post. “Device Id already activated, trial not allowed after code activation” UPDATE: The error is resolved starting with 2019.4 version. Please get the latest Studio version. “Certificate or receipt missing” “No Error. License status: Server License Expired” Community edition needs a refresh every 12 weeks. This means tha…

Also make sure while activating you are connected to internet and you have not activated any version from this machine previously

Thanks,
Prankut

[matthieu (CLEMENT)]

Thanks for your reply,

I’m connected to internet and I’ve not activated any version from this machine.
In fact the problem is from the firewall but I can’t call the network administrator due to the company’s policy.

Is there a way to activate the free trial without deactivating or creating a permission rule in the firewall?