Applies To
	Product(s):	eB SMC
	Version(s):	15.x, 16.x
	Environment:	N/A
	Area:	Community
	Subarea:
	Original Author:	Priyanka Kale, Product Advantage group

Problem Description :

User tried to create the community in eB and getting error message of Connection Lost Contact as shown in below screenshot

Root Cause  :

Attached error may occur may be because -
1)Server was unexpectedly terminated or was forced to terminate.
2) Server timed out the connect
3) Windows firewall is checking for local connections

Problem Solution :

The above error occurs in case of oracle database. Below is article from oracle forum which may helps to resolve the issue.

http://www.vitalsofttech.com/ora-03135-connection-lost-contact/