Setup and Sync Oracle Calendar with Google Calendar on Android Phone

Just follow the steps below to setup and sync you Oracle calendar with Google calendar so that you get the updates on your Android Phone as well.
It is very useful as you don't have to startup your Outlook or Thunderbird on your laptop every time you want to check up on your appointments.

Configuring Android for Calendar Server:
1. Download the CalDAV-Sync app from Play Store (This is a paid app but a very good one)
URL: https://play.google.com/store/apps/details?id=org.dmfs.caldav.lib&hl=en

2. Add the following server details to configure

- Add Account --> select CalDAV account

- server name: stbeehive.oracle.com/caldav/st/principals/individuals/

- use ssl

- username:

- password: Oracle SSO account password
- client certificate: none

Within few minutes you can view the calendar items on your Android phone.

In case of any issue, please post your concern in the comments section below.

This account is currently not available - user login problem in linux

I wanted to perform some tomcat related operations and wanted to login as tomcat user after having installed tomcat afresh on my system. As you can see from the screenshot pasted above, sudo su - tomcat gave me the error - This account is currently not available. 

Investigating this problem: