Received this error when trying to load your mod with LUB.

291.973 Factorio initialised
291.986 Mods to disable:Failed to load mods: Error while loading entity prototype "unpowered-underground-belt" (underground-belt): Value (-1.000000) outside of range. The data type allows values from 0 to 255 in property tree at ROOT.underground-belt.unpowered-underground-belt.max_distance
Modifications: Powered Belts › Longer Underground Belt (Aligned)

Mods to be disabled:
• PoweredBelts (0.3.1)
• longer-belts-redux (1.0.0)
319.170 Info AppManager.cpp:1226: Restarting Factorio
320.469 Quitting: user-quit.
321.301 Goodbye

I'm not getting this error. Try reinstalling both mods.

And if you're still getting the error, then the author of LUB would need to make a special case for belts with item speed of 0/s. Nothing I can fix.

And if you're still getting the error, then the author of LUB would need to make a special case for belts with speed of 0/s. Nothing I can fix.

... posted twice, sorry

It's only when I try to enable this mod, no worries mate.