How do I fix this error?? :(

[assd20011s 0]

___ Mine-imator log ___
In your bug report, include this full log, along with instructions how to recreate the bug.
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15:01:54 mineimator_version: 1.2.6
15:01:54 gm_runtime: 2.1.5.246
15:01:54 YYC: yes
15:01:54 working_directory: C:\Users\pyjec\Mine-imator\
15:01:54 file_directory: C:\Users\pyjec\AppData\Roaming\Mine_imator\
15:01:54 OS: Windows
15:01:54 os_version: 655360
15:01:54 os_is_network_connected: yes
15:01:54 os_get_language: pl
15:01:54 os_get_region: PL
15:01:54 USERDOMAIN: DESKTOP-FK4TDC6
15:01:54 USERNAME: pyjec
15:01:54 USERPROFILE: C:\Users\pyjec
15:01:54 APPDATA: C:\Users\pyjec\AppData\Roaming
15:01:54 NUMBER_OF_PROCESSORS: 12
15:01:54 PROCESSOR_ARCHITECTURE: x86
15:01:54 PROCESSOR_IDENTFIER: 
15:01:54 PROCESSOR_LEVEL: 25
15:01:54 PROCESSOR_REVISION: 5000
15:01:54 video_adapter_subsysid: 2282295363
15:01:54 udid: 2774e529-5915-4ac4-83af-82a866c623cf
15:01:54 video_adapter_vendorid: 4098
15:01:54 video_d3d11_context: 042C5388
15:01:54 video_d3d11_device: 042C457C
15:01:54 video_adapter_deviceid: 5688
15:01:54 video_adapter_sharedsystemmemory: 3775053824
15:01:54 video_adapter_revision: 201
15:01:54 video_adapter_description: AMD Radeon(TM) Graphics
15:01:54 video_adapter_dedicatedsystemmemory: 0
15:01:54 video_adapter_dedicatedvideomemory: 519847936
15:01:54 Old log found
15:01:54 External library init
15:01:54 External library: Data\file.dll
15:01:54 External library: Data\movie.dll
15:01:54 External library: movie init
15:01:54 External library: Data\window.dll
15:01:54 External library: Data\math.dll
15:01:55 working_directory: C:\Users\pyjec\Mine-imator\
15:01:55 Trying to save files
15:01:55 surface_save OK
15:01:55 texture_create OK
15:01:55 file_delete_lib OK
15:01:55 Create vertex format
15:01:55 Shader init
15:01:55 shaders_are_supported: yes
15:01:55 shader_distort compiled: yes
15:01:55 shader_ca compiled: yes
15:01:55 shader_high_light_desaturate compiled: yes
15:01:55 shader_noise compiled: yes
15:01:55 shader_vignette compiled: yes
15:01:55 shader_color_correction compiled: yes
15:01:55 shader_blur compiled: yes
15:01:55 shader_add compiled: yes
15:01:55 shader_high_bloom_threshold compiled: yes
15:01:55 shader_color_glow compiled: yes
15:01:55 shader_high_ssao_depth_normal compiled: yes
15:01:55 shader_high_ssao_blur compiled: yes
15:01:55 shader_high_ssao compiled: yes
15:01:55 shader_high_light_sun compiled: yes
15:01:55 shader_high_light_spot compiled: yes
15:01:55 shader_high_light_point_shadowless compiled: yes
15:01:55 shader_high_light_point compiled: yes
15:01:55 shader_high_light_night compiled: yes
15:01:55 shader_high_light_apply compiled: yes
15:01:55 shader_high_fog_apply compiled: yes
15:01:55 shader_high_fog compiled: yes
15:01:55 shader_high_dof_coc_blur compiled: yes
15:01:55 shader_high_dof_coc compiled: yes
15:01:55 shader_high_dof compiled: yes
15:01:55 shader_high_aa compiled: yes
15:01:55 shader_replace compiled: yes
15:01:55 shader_draw_texture compiled: yes
15:01:55 shader_depth_point compiled: yes
15:01:55 shader_depth compiled: yes
15:01:55 shader_color_fog_lights compiled: yes
15:01:55 shader_color_fog compiled: yes
15:01:55 shader_color_camera compiled: yes
15:01:55 shader_border compiled: yes
15:01:55 shader_blend compiled: yes
15:01:55 shader_alpha_test compiled: yes
15:01:55 shader_alpha_fix compiled: yes
15:01:55 Loading legacy file
15:01:55 Make transitions
15:01:55 Transitions OK
15:01:55 Loading language file: C:\Users\pyjec\Mine-imator\Data\Languages\english.milanguage
15:01:55 Windows startup
15:01:55 Found key_file: C:\Users\pyjec\Mine-imator\Data\key.midata
15:01:55 Loading settings: C:\Users\pyjec\Mine-imator\Data\settings.midata
15:01:55 load_format: 28
15:01:55 Render init
15:01:55 Loading Minecraft assets version: 1.15.1
15:01:56 Archive already unzipped, re-using: C:\Users\pyjec\AppData\Roaming\Mine_imator\Minecraft_unzip\1.15.1\assets\minecraft\
15:01:56 Model textures: load
15:01:56 Model textures: done
15:01:56 Block textures: load static
15:01:56 Block textures: load animated
15:01:56 Block textures, blocksize: 16
15:01:56 Block textures: static block surface
15:01:56 Block textures: static block preview
15:01:56 Block textures: animated block surfaces
15:01:56 Block textures: animated frames
15:01:56 Block textures: animated block preview
15:01:56 Block textures: find static block depths
15:01:56 Block textures: find animated block depths
15:01:56 Block textures: done
15:01:56 Item textures: load
15:01:56 Item textures: surface
15:01:56 Item textures: done
15:01:56 Particle textures: load
15:01:56 Particle textures: legacy sheets
15:01:56 Particle textures: done
15:02:13 Saving block previews: C:\Users\pyjec\Mine-imator\Data\blockpreview.midata
15:02:13 Loaded assets successfully
15:02:14 Ground vbuffer init
15:02:14 Resetting project
15:02:14 Destroying instances
15:02:14 Project resetted
15:02:14 Show popup: startup
15:02:15 Using the latest assets
15:02:18 Opening project: C:\Users\pyjec\Mine-imator\Projects\map\map.miproject
15:02:18 load_format: 32
15:02:18 Resetting project
15:02:18 Destroying instances
15:02:18 Project resetted
15:02:18 save_folder: C:\Users\pyjec\Mine-imator\Projects\map
15:02:18 load_folder: C:\Users\pyjec\Mine-imator\Projects\map
15:02:18 Project loaded
15:02:19 Saving settings: C:\Users\pyjec\Mine-imator\Data\settings.midata
15:02:21 execute: C:\Users\pyjec\Mine-imator\Data\import.exe, C:\Users\pyjec\Mine-imator\Projects\map\world.schematic, 1
15:05:27 Add resource: schematic
15:05:27 filename: level.dat
15:05:27 Action Load resource: action_bench_scenery, C:\Users\pyjec\Downloads\level.dat
15:05:27 Loading .blocks: C:\Users\pyjec\Downloads\level.dat
15:05:27 Size: { { 55365,26577,54028 },  }