I tried with eclipse-jee-SR2-indigo , eclipse-SDK-3.8.2 and eclipse-jee-juno all the time now i am getting following error
Sure I may doing something wrong but I followed ECF home page instruction to install ecf sdk 
Cannot complete the install because of a conflicting dependency.
  Software being installed: ECF Filetransfer Feature 3.7.100.v20130309-0714 (org.eclipse.ecf.filetransfer.feature.feature.group 3.7.100.v20130309-0714)
  Software currently installed: Eclipse SDK 3.8.2.M20130131-0800 (org.eclipse.sdk.ide 3.8.2.M20130131-0800)
  Only one of the following can be installed at once: 
    ECF Core API 3.1.300.v20120610-1946 (org.eclipse.ecf 3.1.300.v20120610-1946)
    ECF Core API 3.2.0.v20130309-0714 (org.eclipse.ecf 3.2.0.v20130309-0714)
    ECF Core API 3.1.300.v20120608-0148 (org.eclipse.ecf 3.1.300.v20120608-0148)
  Cannot satisfy dependency:
    From: ECF Filetransfer Feature 3.7.100.v20130309-0714 (org.eclipse.ecf.filetransfer.feature.feature.group 3.7.100.v20130309-0714)
    To: org.eclipse.ecf [3.2.0.v20130309-0714]
  Cannot satisfy dependency:
    From: Equinox p2 Core Function 1.1.0.v20121211-153934-8297FndFWmE7h7Bpz-vcqkxyKz0 (org.eclipse.equinox.p2.core.feature.feature.group 1.1.0.v20121211-153934-8297FndFWmE7h7Bpz-vcqkxyKz0)
    To: org.eclipse.ecf [3.1.300.v20120610-1946]
  Cannot satisfy dependency:
    From: Equinox p2 Provisioning for IDEs. 2.2.0.v20121212-204731-62DG9JXTlTj-UXcQ2y3NLn6U4Z3H (org.eclipse.equinox.p2.user.ui.feature.group 2.2.0.v20121212-204731-62DG9JXTlTj-UXcQ2y3NLn6U4Z3H)
    To: org.eclipse.equinox.p2.core.feature.feature.group [1.1.0.v20121211-153934-8297FndFWmE7h7Bpz-vcqkxyKz0]
  Cannot satisfy dependency:
    From: Eclipse SDK 3.8.2.M20130131-0800 (org.eclipse.sdk.ide 3.8.2.M20130131-0800)
    To: org.eclipse.equinox.p2.user.ui.feature.group [2.2.0.v20121212-204731-62DG9JXTlTj-UXcQ2y3NLn6U4Z3H]