error in my Mine Imator 1.2.1 PLEASE HELP MY David

[NanvaVDS 0]

this is the error ___ Mine-imator log ___
In your bug report, include this full log, along with instructions how to recreate the bug.
If the issue concerns a specific animation, upload its folder as a .zip.
1:25:50 PM mineimator_version: 1.2.0 PRE-RELEASE 2
1:25:50 PM gm_runtime: 2.1.5.246
1:25:50 PM YYC: yes
1:25:50 PM working_directory: C:\Users\JAAFM\Mine-imator\
1:25:50 PM file_directory: C:\Users\JAAFM\AppData\Roaming\Mine_imator\
1:25:50 PM OS: Windows
1:25:50 PM os_version: 655360
1:25:50 PM os_is_network_connected: yes
1:25:50 PM os_get_language: es
1:25:50 PM os_get_region: US
1:25:50 PM USERDOMAIN: JASSI5
1:25:50 PM USERNAME: JAAFM
1:25:50 PM USERPROFILE: C:\Users\JAAFM
1:25:50 PM APPDATA: C:\Users\JAAFM\AppData\Roaming
1:25:50 PM NUMBER_OF_PROCESSORS: 2
1:25:50 PM PROCESSOR_ARCHITECTURE: x86
1:25:50 PM PROCESSOR_IDENTFIER: 
1:25:50 PM PROCESSOR_LEVEL: 6
1:25:50 PM PROCESSOR_REVISION: 170a
1:25:50 PM video_adapter_subsysid: 0
1:25:50 PM udid: 7504448d-4963-4cb9-9404-3a482bae56a9
1:25:50 PM video_adapter_vendorid: 0
1:25:50 PM video_d3d11_context: 042BA790
1:25:50 PM video_d3d11_device: 042B895C
1:25:50 PM video_adapter_deviceid: 0
1:25:50 PM video_adapter_sharedsystemmemory: 201326592
1:25:50 PM video_adapter_revision: 0
1:25:50 PM video_adapter_description: Software Adapter
1:25:50 PM video_adapter_dedicatedsystemmemory: 67108864
1:25:50 PM video_adapter_dedicatedvideomemory: 0
1:25:50 PM External library init
1:25:50 PM External library: Data\file.dll
1:25:50 PM External library: Data\movie.dll
1:25:50 PM External library: movie init
1:25:50 PM External library: Data\window.dll
1:25:50 PM working_directory: C:\Users\JAAFM\Mine-imator\
1:25:50 PM Trying to save files

[Rollo 3.2k]

What exactly were you doing when the error popped up? Did it happen when you tried to press a certain button? And did it happen multiple times with the same method?

[YourNormalPersonDavi 230]

That Mine-imator 1.2.0 Pre2, not Mine-imator 1.2.1