Please check the visbility option of the button.
Could have been "only admins", which would leave aside the fact that the user can or can't create surveys.

Also consider the following:

After reviewing the filter logic to visualize the control panel boxes, we observe is handled through the usergroup variable.
That logic does not consider the permissions assigned to the user but the membership of user groups.

Option A: Develop a system of user permissions associated with each possible action of each button. (Feature Request)
Option B: Add a notice below the dropdown where the button visibility is selected, commenting that users are required to have the available permissions to run the button actions. (this could be good on situations where the user may get to see the button, but may not have the permission to run the related action)