I place a fuel pump and when I try to fill it, it fills but nothing displays on the pump. I have removed Optifine and tried again to see if that was the issue and there was no change. I also re-installed and replaced my file and it did nothing. Please fix this issue. Thank you.
(See images below)
Before

After

Noting this as addressed in commit d47cc6c. Will close ticket when release drops on Curse.

Fixed in V21.2.0.