このエラーメッセージに関する原因と対処に関して説明します。
エラーメッセージ(英語)：
xfermgrprogress
対処
関連リンク
XferMgrProgress.java - AWS Code Sample - AWS Documentation
https://docs.aws.amazon.com/code-samples/latest/catalog/java-s3-src-main-java-aws-example-s3-XferMgr・・・
Amazon S3 オペレーションでの TransferManager の使用 - AWS SDK for ...
https://docs.aws.amazon.com/ja_jp/sdk-for-java/v1/developer-guide/examples-s3-transfermanager.html
Using TransferManager for Amazon S3 Operations - AWS SDK for Java
https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/examples-s3-transfermanager.html
Upload a Single File
https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/examples-s3-transfermanager.html#transfe・・・
Upload a List of Files
https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/examples-s3-transfermanager.html#transfe・・・
Upload a Directory
https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/examples-s3-transfermanager.html#transfe・・・
XferMgrCopy.java - AWS Code Sample - AWS Documentation
https://docs.aws.amazon.com/code-samples/latest/catalog/java-s3-src-main-java-aws-example-s3-XferMgr・・・
XferMgrUpload.java - AWS Code Sample - AWS Documentation
https://docs.aws.amazon.com/code-samples/latest/catalog/java-s3-src-main-java-aws-example-s3-XferMgr・・・
XferMgrDownload.java - AWS Code Sample - AWS Documentation
https://docs.aws.amazon.com/code-samples/latest/catalog/java-s3-src-main-java-aws-example-s3-XferMgr・・・
pom.xml - AWS Code Sample - AWS Documentation
https://docs.aws.amazon.com/code-samples/latest/catalog/java-s3-pom.xml.html