We've seen similar complaints for a number of different channel apps of late. It's not clear whether this relates to specific Roku models or operating system versions.
What Roku model and model number do you have? Settings / System / About will tell you.
Roku Community Streaming Expert
I am not a Roku employee, only a user like you. Please, no support questions via private message -- post them publicly to the Community where others may benefit as well.
If this post solves your problem please help others find this answer by clicking "Accept as Solution.".
Ultra 4800 | Streaming Stick 4K+ 3821 | TCL Roku TV 43S245/C107X