Using the AEM Configuration Manager with CLI, the configureApplicationServer step will fail with the following exception:
...
com.adobe.livecycle.lcm.core.LCMException[ALC-LCM-000-000]:failed commandline execution
at com.adobe.livecycle.lcm.cli.LCMCLI.execute(LCMCLI.java:341)
at com.adobe.livecycle.lcm.cli.LCMCLI.main(LCMCLI.java:374)Caused by: java.lang.NullPointerException
...
This issue affects the AEM 6.1 Forms FP1 J2EE installer for both IBM WebSphere and Oracle WebLogic.