An error occurred while collecting items to be installed

Hi all,

i'm a new one of using knime,and facing a problem in installing the report designer.

The error that occured during installation is given below:

"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://www.knime.org/update/2.11/knid=01-9c8ef8c552172890/2.11.0/org.knime.update.org/plugins/org.eclipse.birt.report.designer.ui_3.7.2.v20120213.jar.
Read timed out
Unable to read repository at http://www.knime.org/update/2.11/knid=01-9c8ef8c552172890/2.11.0/org.knime.update.org/plugins/org.eclipse.birt.report.engine_3.7.2.v20120213.jar.
Read timed out
Unable to read repository at http://www.knime.org/update/2.11/knid=01-9c8ef8c552172890/2.11.0/org.knime.update.org/plugins/org.eclipse.birt.report.model_3.7.2.v20120213.jar.
Read timed out
Unable to read repository at http://www.knime.org/update/2.11/knid=01-9c8ef8c552172890/2.11.0/org.knime.update.org/plugins/org.eclipse.pde.ui_3.6.100.v20120103_r372.jar.
Read timed out"

Please help me.
Thanks.

It may be that you are behind a firewall that is preventing KNIME from reaching out to the internet.  You can find a version of the KNIME Update site that you can download by navigating the link below.  

https://www.knime.org/downloads/update