OIM - OIA Integration : Exception While Importing Data from OIM

Integration: OIM - OIA
Use Case: Import Users/Accounts etc
Exception:

Cause: java.sql.SQLException: Unable to start the Universal Connection Pool: oracle.ucp.UniversalConnectionPoolException: Invalid connection validation SQL statement

Expected Solution:

1. Verify connection parameters in oimjdbc.properties
2. Verify password property in iam-context.xml (proper line must be commented out for password)
3. Make sure that oimjdbc.properties should not have spaces around "=" for 
• oim.jdbc.username
• oim.jdbc.url
• oim.jdbc.driverClassName
• oim.jdbc.password.encrypted