Steps to Reproduce
Open a survey question of type Multi Line Text.
For more information, see the Survey questions documentation topic.
The error "Using script is only allowed by admin" is displayed due to a redundant business rule that checks whether the user has access to a script field.
This issue is under discussion. To receive notifications when more information is available, subscribe to this Known Error article by clicking the Subscribe button at the top right of the article. Review the Fixed In field to determine whether any versions have a permanent fix.
Related Problem: PRB712255