Hangglider crash

[BuckarooBanzay]

2020-04-21 15:12:16: ERROR[Main]: ServerError: AsyncErr: environment_Step: Runtime error from mod '' in callback environment_Step(): /data/world//worldmods/hangglider/init.lua:334: attempt to call method 'get_player_velocity' (a nil value)
2020-04-21 15:12:16: ERROR[Main]: stack traceback:
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/hangglider/init.lua:334: in function 'on_use'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/pipeworks/wielder.lua:332: in function 'act'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/pipeworks/wielder.lua:115: in function 'wielder_on'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/pipeworks/wielder.lua:151: in function 'f'
2020-04-21 15:12:16: ERROR[Main]: 	.../worldmods/monitoring/monitoring/metrictypes/counter.lua:46: in function 'old_action_on'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/mesecons_ratelimiter/api.lua:36: in function 'action_on'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/mesecons/mesecons/internal.lua:190: in function </data/world//worldmods/mesecons/mesecons/internal.lua:183>
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/mesecons/mesecons/actionqueue.lua:137: in function 'old_execute'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/mesecons_debug/overrides.lua:48: in function 'f'
2020-04-21 15:12:16: ERROR[Main]: 	.../worldmods/monitoring/monitoring/metrictypes/counter.lua:46: in function 'execute'
2020-04-21 15:12:16: ERROR[Main]: 	/data/world//worldmods/mesecons/mesecons/actionqueue.lua:111: in function </data/world//worldmods/mesecons/mesecons/actionqueue.lua:73>
2020-04-21 15:12:16: ERROR[Main]: 	/usr/local/share/minetest/builtin/game/register.lua:429: in function </usr/local/share/minetest/builtin/game/register.lua:413>
2020-04-21 15:12:16: ERROR[Main]: stack traceback: