Kindly look in to the following error message and advise solution. Thanks
Message:
An error occurred while collecting items to be installed
session context was:(profile=KNIMEProfile, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Unable to read repository at http://update.knime.org/analytics-platform/3.1/knid=01-87f99679cbd9c95c/org/3.1/3.1.0/plugins/org.knime.ext.weka_3.7_3.1.0.v201511241214.jar.
Read timed out