Stop working after i copy two or more keyframes in same time

[PNKunG 380]

When i copy two keyframes in the timeline, the program shut down everytime.

 

Addition:

22:39:32 Destroying instances
22:39:32 Project resetted
22:39:32 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:32 Templates: 54
22:39:32 Timelines: 26
22:39:32 Resources: 5
22:39:32 Get template iids
22:39:32 Get particle type iids
22:39:32 Get keyframe iids
22:39:32 Get timeline iids
22:39:32 Update program
22:39:32 Project loaded
22:39:32 Loading schematic: C:\Users\PNKUNG\Mine-imator\Projects\1\Beach houses.schematic
22:39:33 Loading schematic: C:\Users\PNKUNG\Mine-imator\Projects\1\Piece of hauntedmanor.blocks
22:39:34 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:39:34 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:34 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:34 Project saved
22:39:42 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:39:42 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:42 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:42 Project saved
22:39:43 Action: action_tl_select
22:39:43 Action: action_tl_keyframe_create
22:39:46 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:39:46 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:46 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:46 Project saved
22:39:47 Action: action_tl_select
22:39:47 Action: action_tl_keyframe_create
22:39:49 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:39:49 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:49 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:49 Project saved
22:39:49 Action: action_tl_select
22:39:49 Action: action_tl_keyframe_create
22:39:51 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:39:51 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:51 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:39:51 Project saved
22:40:01 Action: action_tl_select
22:40:01 Action: action_tl_keyframe_create
22:40:02 Action: action_tl_select
22:40:02 Action: action_tl_keyframe_create
22:40:07 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:40:07 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:40:07 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:40:07 Project saved
22:40:09 Saving project: C:\Users\PNKUNG\Mine-imator\Projects\1\1.mproj
22:40:09 load_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:40:09 save_folder: C:\Users\PNKUNG\Mine-imator\Projects\1
22:40:09 Project saved
22:40:11 Action: action_tl_deselect_all
22:40:11 Action: action_tl_keyframes_select_area