MogDB的SCA工具，在初始化资料库时报错，这怎么解决

[root@localhost tools]# ./sca_linux_x86_64 -i -H 192.168.146.101 -P 1521 -U system -E Enmo,123 -d /tmp 
2022-02-17 09:27:32.060938 INFO [runMe.py:220] Begin init repository
Traceback (most recent call last):
  File "runMe.py", line 221, in <module>
  File "common/Repo.py", line 15, in __init__
  File "common/OGUtils.py", line 35, in __init__
  File "common/OGUtils.py", line 53, in _connect
  File "psycopg2/__init__.py", line 122, in connect
psycopg2.OperationalError: could not receive data from server, error: Connection reset by peer, remote datanode: (null)

[19869] Failed to execute script runMe

第一次运行sca工具时，使用手册上提供的命令，但是报错，请问这怎么解决？怎么设置-d路径，怎么调oracle源库的？