Today I recently tested purchasing a dev product from studio, and was unable to complete the purchase. It only appears to be happening from studio.
I am getting this error and the process receipt event is not firing:
I created a simple repro place to test this bug, you will have to replace the dev product id with your own:
There is a Script in ServerScriptService and a LocalScript in the StarterPlayerScripts
TestingDevProductBug.rbxl (22.7 KB)