oozie提交mapreduce的workflow报错

Question

ozie提交mapreduce的workflow报错 有遇到过的前辈吗Error: E0803 : E0803: IO error, The transaction has been rolled back. See the nested exceptions for details on the errors that occurred.
求好心人解答
日志中显示：
org.apache.openjpa.persistence.PersistenceException: Data truncation: Data too long for column 'proto_action_conf' at row 1 {prepstmnt 26521002 INSERT INTO WF_JOBS (id, app_name, app_path, conf, group_name, parent_id, run, user_name, bean_type, auth_token, created_time, end_time, external_id, last_modified_time, log_token, proto_action_conf, sla_xml, start_time, status, wf_instance) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)