**Describe the bug** COGs generated with a block size of 256 no longer work with 10.5.0 but worked with version 7. <img width="674" height="709" alt="Image" src="https://github.com/user-attachments/assets/4416a08f-6d60-47ae-a4cb-3038a49233cd" /> **To Reproduce** Steps to reproduce the behavior: 1. add a cog as specified in the documentation. **Expected behavior** To display COG