Hi @Andoni Aguirre Aranguren​ ,

Kindly validate the resolution steps mentioned in the following KB article - https://apeople.automationanywhere.com/s/article/Automation-360-Excel-advanced-Open-Cannot-open-network-shared-excel-file-Got-Unexpected-network-error/p>

If you are still facing an issue then kindly create a support case.

How to create a support case :

https://apeople.automationanywhere.com/s/article/How-to-create-a-support-case-in-service-cloud

If you don't have access to the above link, email the AA Support team "apeopleopsteam@automationanywhere.com" to get the access.