class

FieldNotSetErr

const class FieldNotSetErr : Err

FieldNotSetErr indicates a non-nullable field was not set by the constructor it-block.

 constructors make

Construct with specified error message and optional root cause

 make new make(Str msg, Err? cause)

Construct with specified error message and optional root cause.

 Haxall 4.0.5 ∙ 24-Feb-2026 14:33 EST