MaxCompute中提示以下问题，怎么处理？

问题一：MaxCompute中 top instance -limit 5; 提示 java.lang.NullPointerException，怎么处理？ 日志：正在提交... 提交任务成功 正在等待在云端的gateway资源 正在等待在云端的gateway资源 正在等待在云端的gateway资源 2023-05-19 11:46:08 INFO Current task status:RUNNING 2023-05-19 11:46:08 INFO Start execute shell on node oxs-base-biz-gateway011194110029.em21. 2023-05-19 11:46:08 INFO Current working dir /home/admin/alisatasknode/taskinfo/20230519/datastudio/11/46/04/23oxbeo0htqvb3etuu12kkek 2023-05-19 11:46:08 INFO Full Command .. 2023-05-19 11:46:08 INFO ------------------------- 2023-05-19 11:46:08 INFO /opt/taobao/tbdpapp/odpswrapper/odpswrapper.py /home/admin/alisatasknode/taskinfo//20230519/datastudio/11/46/04/23oxbeo0htqvb3etuu12kkek//main.sql --skiphooks 2023-05-19 11:46:08 INFO ------------------------- 2023-05-19 11:46:08 INFO List of passing environment .. 2023-05-19 11:46:08 INFO ------------------------- 2023-05-19 11:46:08 INFO SKYNET_BUSINESS_NAME=: 2023-05-19 11:46:08 INFO SKYNET_PTYPE=10: 2023-05-19 11:46:08 INFO SKYNET_ONDUTY=205254774303286315: 2023-05-19 11:46:08 INFO SKYNET_SYSTEMID=dev: 2023-05-19 11:46:08 INFO SKYNET_FILEID=508177909: 2023-05-19 11:46:08 INFO SKYNET_PACKAGEID=zhibo820190408: 2023-05-19 11:46:08 INFO SKYNET_DIDE_JOBID=48ff2039-10cf-4a21-b55c-1db7bb37d9aa: 2023-05-19 11:46:08 INFO SKYNET_ADVANCE_SETTINGS=: 2023-05-19 11:46:08 INFO SKYNET_TENANT_ID=21255: 2023-05-19 11:46:08 INFO SKYNET_NODENAME=任务实例状态处理: 2023-05-19 11:46:08 INFO ODPS_SQL_RETRY=false: 2023-05-19 11:46:08 INFO SKYNET_MASK_PROJECT=zhibo820190408: 2023-05-19 11:46:08 INFO SKYNET_TENANTOWNER=1781697738419443: 2023-05-19 11:46:08 INFO SKYNET_ARGS={"dataworks":"dataworks"}: 2023-05-19 11:46:08 INFO IS_NEW_SCHEDULE=true: 2023-05-19 11:46:08 INFO SKYNET_DAGTYPE=110: 2023-05-19 11:46:08 INFO SKYNET_SYSTEM_ENV=dev: 2023-05-19 11:46:08 INFO SKYNET_GMTDATE=20230519: 2023-05-19 11:46:08 INFO SKYNET_BIZDATE=20230519: 2023-05-19 11:46:08 INFO SKYNET_PROJECTID=4130: 2023-05-19 11:46:08 INFO SKYNET_BUSINESS_ID=: 2023-05-19 11:46:08 INFO SKYNET_ARGS_ENABLE=true: 2023-05-19 11:46:08 INFO SKYNET_ACCOUNT_ID=303855944@qq.com:jianping: 2023-05-19 11:46:08 INFO TASK_SOURCE=dataworks_datastudio: 2023-05-19 11:46:08 INFO SKYNET_REGION=cn-hangzhou: 2023-05-19 11:46:08 INFO LINK_FILE_ID=508177909: 2023-05-19 11:46:08 INFO TASK_PLUGIN_NAME=ide_odps: 2023-05-19 11:46:08 INFO ALISA_UNIQUEKEY=cn-hangzhou#prod#T3_2468586252#rjk5ws0sorhnez2wwg8d5krb#1: 2023-05-19 11:46:08 INFO ALISA_ENGINE_CALLBACKURL=NVL: 2023-05-19 11:46:08 INFO ALISA_TASK_ID=T3_2468586252: 2023-05-19 11:46:08 INFO ALISA_TASK_EXEC_TARGET=group_21255_dev: 2023-05-19 11:46:08 INFO ALISA_TASK_PRIORITY=0: 2023-05-19 11:46:08 INFO --- Invoking Shell command line now --- 2023-05-19 11:46:08 INFO ================================================================= 2023-05-19 11:46:09 config file is ok!!! 2023-05-19 11:46:09 Env ODPS_SQL_RETRY skips SQL retry 2023-05-19 11:46:09 sql: set SKYNET_ID=-; set SKYNET_BIZDATE=20230519; set SKYNET_PACKAGEID=zhibo820190408; set SKYNET_CYCTIME=-; set SKYNET_NODENAME=任务实 问题二： 不超过5条直接报错这个不太合理吧？
问题三：是有返回，我的意思是查不到足够记录后面报错可以不提示，空指针看着多吓人