Getting a lot of compilation errors after upgrading Haxe to 4.2.0. On downgrading back to 4.1.3 everything works as expected. Seems something changed regarding abstract types.
/home/user/.haxe/lib/lime/7,8,0/src/lime/_internal/backend/html5/HTML5Window.hx:321: characters 5-26 : lime._internal.backend.html5.HTML5WebGL2RenderContext should be lime.graphics.WebGLRenderContext
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Could not find a suitable overload, reasons follow
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : Array<Float>, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be Array<Float>
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Int8Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Int8Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Uint8Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Uint8Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Uint8ClampedArray, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Uint8ClampedArray
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Int16Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Int16Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Uint16Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Uint16Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Int32Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Int32Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Uint32Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Uint32Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Float32Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Float32Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : js.lib.Float64Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be js.lib.Float64Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : Overload resolution failed for (array : Array<Int>, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : lime.math.ColorMatrix should be Array<Int>
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/ColorMatrix.hx:117: characters 3-18 : End of overload failure reasons
/home/user/.haxe/lib/openfl/9,0,2/packages/utils/src/openfl/utils/ByteArray.hx:750: characters 3-30 : openfl.utils.ByteArray should be lime.utils._Bytes.LimeBytes
/home/user/.haxe/lib/openfl/9,0,2/packages/stage3d/src/openfl/display3D/VertexBuffer3D.hx:113: characters 41-45 : openfl.utils.ByteArray should be Null<Int>
/home/user/.haxe/lib/openfl/9,0,2/packages/stage3d/src/openfl/display3D/VertexBuffer3D.hx:113: characters 41-45 : ... For optional function argument 'elements'
/home/user/.haxe/lib/openfl/9,0,2/packages/stage3d/src/openfl/display3D/VertexBuffer3D.hx:113: characters 41-45 : ... For function argument 'data'
/home/user/.haxe/lib/openfl/9,0,2/packages/bitmapdata/src/openfl/display/BitmapData.hx:1885: characters 45-54 : openfl.utils.ByteArray should be lime.utils.BytePointer
/home/user/.haxe/lib/openfl/9,0,2/packages/bitmapdata/src/openfl/display/BitmapData.hx:1885: characters 45-54 : ... For function argument 'bytePointer'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Could not find a suitable overload, reasons follow
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : Array<Float>, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be Array<Float>
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Int8Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Int8Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Uint8Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Uint8Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Uint8ClampedArray, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Uint8ClampedArray
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Int16Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Int16Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Uint16Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Uint16Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Int32Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Int32Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Uint32Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Uint32Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Float32Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Float32Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : js.lib.Float64Array, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be js.lib.Float64Array
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : Overload resolution failed for (array : Array<Int>, ?offset : Null<Int>) -> Void
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : lime.math.Matrix4 should be Array<Int>
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 12-17 : ... For function argument 'array'
/home/user/.haxe/lib/lime/7,8,0/src/lime/math/Matrix4.hx:235: characters 3-18 : End of overload failure reasons
/home/user/.haxe/lib/lime/7,8,0/src/lime/media/openal/AL.hx:1307: characters 3-11 : Int should be lime.media.openal.ALBuffer
/home/user/.haxe/lib/lime/7,8,0/src/lime/media/OpenALAudioContext.hx:573: characters 3-40 : lime.media.openal.ALBuffer should be Int
/home/user/.haxe/lib/openfl/9,0,2/packages/sound/src/openfl/media/Sound.hx:591: characters 37-42 : openfl.utils.ByteArray should be Null<Int>
/home/user/.haxe/lib/openfl/9,0,2/packages/sound/src/openfl/media/Sound.hx:591: characters 37-42 : ... For optional function argument 'elements'
/home/user/.haxe/lib/openfl/9,0,2/packages/assets/src/openfl/utils/AssetLibrary.hx:47: characters 52-57 : openfl.utils.ByteArray should be lime.utils.Bytes
/home/user/.haxe/lib/openfl/9,0,2/packages/assets/src/openfl/utils/AssetLibrary.hx:47: characters 52-57 : ... For function argument 'bytes'
/home/user/.haxe/lib/openfl/9,0,2/packages/assets/src/openfl/utils/AssetLibrary.hx:293: characters 38-43 : openfl.utils.ByteArray should be lime.utils.Bytes
/home/user/.haxe/lib/openfl/9,0,2/packages/assets/src/openfl/utils/AssetLibrary.hx:293: characters 38-43 : ... For function argument 'bytes'
The terminal process "/bin/bash '-c', 'lime build html5 --connect 6002'" terminated with exit code: 1.