PHP8-Fehler in LESS-Compiler-Bibliothek

Warning: Uninitialized string offset 3352 in composer/mishal/iless/lib/ILess/Parser/ParserInput.php on line 344
Warning: Uninitialized string offset 0 in composer/mishal/iless/lib/ILess/Parser/Core.php on line 1478
Warning: ILess\FunctionRegistry::ILess\{closure}(): Argument #1 ($item) must be passed by reference, value given in composer/mishal/iless/lib/ILess/FunctionRegistry.php on line 471
Warning: Attempt to read property "multiMedia" on array in composer/mishal/iless/lib/ILess/Visitor/JoinSelectorVisitor.php on line 107