You are trying to perform a Delta write operation to a S3 bucket and get an error message.
com.amazonaws.services.s3.model.AmazonS3Exception: Content-MD5 HTTP header is required for Put Part requests with Object Lock parameters
Delta Lake does not support S3 buckets with object lock enabled.
You should use an S3 bucket that does not have object lock enabled.
For more information, please review the AWS documentation on S3 object lock.