SYMPTOM:
Text boxes that are visible in Design mode are not displayed when running a Report Services document in Strategy Analytics Enterprise 9.4.1.
In Design mode, the document looks as shown below:

Once it is executed, “text2” does not appear:

CAUSE:
The text box is not displayed because the Panel Stack where it is contained has been configured as hidden. The visibility of a panel stack is determined based on the value of the property Visible, located under Appearance:

This setting is also available at the text box level.
ACTION:
Change the setting value to False in order to display all the contents in the Panel Stack.