When opening an analysis after having upgraded to 10.3, you may come across the "Untrusted scripts" related warning as shown below:



 

Starting 10.3, data functions also require to be trusted like Scripts and custom queries. So in case this has not been taken care of when upgrading to 10.3, when opening the analysis it shall show the warning message as shown above.

Please find the below references for data function trust in 10.3 while upgrading:

https://community.spotfire.com/articles/spotfire/script-and-data-function-trust-in-spotfire-10-3-and-later/
https://community.spotfire.com/articles/spotfire/guidelines-how-introduce-improved-trust-mechanism-spotfire-103-or-higher-when-upgrading/
https://community.spotfire.com/articles/spotfire/faq-data-function-trust-spotfire-103-and-later/


You may also want to opt for Trusting data functions manually

Setting the trust could now be handled manually, by users (members of the Script Author group) opening each of the identified analyses in TIBCO Spotfire Analyst, inspecting them and trusting the data functions, either when prompted or using the File menu > Manage trust and scripts. Make sure to save each analysis when done.

Warning message as "Untrusted scripts: The analysis contains untrusted features and might not work as expected" is displayed when the analysis is opened after upgrade to 10.3

• Script and Data function trust in Spotfire 10.3 and later
  • https://community.spotfire.com/articles/spotfire/script-and-data-function-trust-in-spotfire-10-3-and-later/
• Guidelines on how to introduce the improved trust mechanism in Spotfire 10.3 (or higher) when upgrading
  • https://community.spotfire.com/articles/spotfire/guidelines-how-introduce-improved-trust-mechanism-spotfire-103-or-higher-when-upgrading/
• FAQ: Data function trust in Spotfire 10.3 and later
  • https://community.spotfire.com/articles/spotfire/faq-data-function-trust-spotfire-103-and-later/