Animation Editor: table index is NaN

[ngp33]

17:26:35.451 - Plugin_144373835.Plugin.AnimationEditor:4536: table index is NaN
17:26:35.452 - Stack Begin
17:26:35.452 - Script 'Plugin_144373835.Plugin.AnimationEditor', Line 4536 - global setAnimationLength
17:26:35.453 - Script 'Plugin_144373835.Plugin.AnimationEditor', Line 5052 - global promptChangeLength
17:26:35.453 - Script 'Plugin_144373835.Plugin.AnimationEditor', Line 5352 - upvalue fireFunc
17:26:35.453 - Script 'Plugin_144373835.Plugin.AnimationEditor.MenuHandler', Line 601

The current animation length is 0. I change the length to .4 using the top bar. Error pops up. My guess would be there's dividing by 0 somewhere.

[RukiryoRoblox]

Thanks! Was able to reproduce.