Bug report via internal suggestion

[PakhomCh]

An internal error occured:

invalid vector subscript
Please save your work (use 'save as' to so you don't overwrite things)
and restart Magic Set Editor.

You should leave a bug report on https://github.com/twanvl/MagicSetEditor2/issues/
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Call stack:
[00] 00007FF74F969987
[01] 00007FF74FDE3870
[02] 00007FF74FD89F00
[03] 00007FF74FD88DD9
[04] RtlCaptureContext2
[05] 00007FF74F908A8C
[06] 00007FF74FB5B644
[07] 00007FF74FB8E1FF
[08] 00007FF74FB8DE77
[09] 00007FF74FB8F04C
[10] 00007FF74FB8E12A
[11] 00007FF74F9ED43E
[12] 00007FF74FB8E17C
[13] 00007FF74FB8EC3A
[14] 00007FF74FA4BF46
[15] 00007FF74FAA4C5B
[16] 00007FF74FAA5501
[17] 00007FF74F9DD135
[18] CallWindowProcW
[19] DispatchMessageW
[20] SendMessageTimeoutW