PHP 7.4 run Batch::update syntax error Batch.php:275

[puzzle9]

PHP 7.4.15 (cli) (built: Feb 16 2021 01:48:03) ( NTS )

production.ERROR: syntax error, unexpected 'return' (T_RETURN) {"exception":"[object] (ParseError(code: 0): syntax error, unexpected 'return' (T_RETURN) at /back_end/vendor/mavinoo/laravel-batch/src/Batch.php:275)

https://github.com/mavinoo/laravelBatch/blob/master/src/Batch.php#L275