UE 5.7 crash

[PetrMaxa]

When I try to import .raw or .r16

Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:K:\Games\UE_5.7\Engine\Source\Runtime\Core\Public\Containers\Array.h] [Line: 1095]
Array index out of bounds: 0 into an array of size 0

[AlanWatton]

Same issue with 5.7.1