admin password not defined error

Hiya!

Installation is getting stuck with this message stating admin password is not set.

Version: 6.3 on RHEL 6.8

$ java -jar aem-author-p4502.jar -Dadmin.password=aem12345 -r author & >/aem-author/console.log

[3] 46165

$ Loading quickstart properties: default

Loading quickstart properties: instance

Low-memory action set to fork

Using 64bit VM settings, min.heap=1024MB, min permgen=256MB, default fork arguments=[-Xmx1024m, -XX:MaxPermSize=256m]

The JVM reports a heap size of 3564 MB, meets our expectation of 1024 MB +/- 20

Setting properties from filename '/aem-author/aem-author-p4502.jar'

Option '-quickstart.server.port' set to '4502' from filename aem-author-p4502.jar

Setting 'sling.run.modes' to 'author' from command line.

The admin password for this instance hasn't been defined yet.

Regards,

Van