[Solved] Golden Gate ggsci start manager: ERROR: Parameter file mgr.prm does not exist.

1. An error is thrown when starting Ogg. Error: parameter file/Ogg/dirprm/mgr.prm does not exist

[oracle@node01:/ogg]$ ggsci

Oracle GoldenGate Command Interpreter for Oracle
Version 19.1.0.0.4 OGGCORE_19.1.0.0.0_PLATFORMS_191017.1054_FBO
Linux, x64, 64bit (optimized), Oracle 19c on Oct 17 2019 21:16:29
Operating system character set identified as UTF-8.

Copyright (C) 1995, 2019, Oracle and/or its affiliates. All rights reserved.



GGSCI (node01) 1> start mgr
ERROR: Parameter file /ogg/dirprm/mgr.prm does not exist.

GGSCI (node01) 3> info all                                

Program     Status      Group       Lag at Chkpt  Time Since Chkpt

MANAGER     STOPPED

2. Execute commands using Oracle users

[oracle@node01:/ogg]$ cd /ogg
[oracle@node01:/ogg]$ mkdir dirprm
[oracle@node01:/ogg]$ mkdir dirrpt
[oracle@node01:/ogg]$ mkdir dirpcs

3. Execute the command to add a port

GGSCI (node01) 5> edit param mgr
add
PORT 7809

GGSCI (node01) 6> start manager
Manager started.

GGSCI (node01) 7> info all

Program     Status      Group       Lag at Chkpt  Time Since Chkpt

MANAGER     RUNNING