Illegal character in path at index 2: ..\test-data\PassengerData.avro

[huzimie]

I am working on windows
when i am running OpWorkflowRunnerLocalTest, there comes out a exception
\utils\src\main\scala\com\salesforce\op\utils\io\avro\AvroInOut.scala
function: selectExistingPaths
my filepath is D:\SparkDir\SalesForceFromGitHub\test-data\PassengerDataAll.avro
but " val firstPath = paths.head.split("/")"
when make a change ：" val firstPath = paths.head.split("\\")"
it passed