Fixes #6454 - Display error message when user_data is needed but not set
(cherry picked from commit b99708ac7a1bb0e139505c2549c0f36fa5a65f83)
Fixes #6454 - Display error message when user_data is needed but not set
(cherry picked from commit b99708ac7a1bb0e139505c2549c0f36fa5a65f83)