ソフトウェアのインストール中にhttp://download.jboss.org/jbosstools/updates/stable/helios/から eclipse helios に hibernate をインストールしたいのです が、次のエラーが発生します。
An error occurred while collecting items to be installed
session context was:(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Problems downloading artifact: osgi.bundle,org.hibernate.eclipse.console,3.4.1.v20111025-0625-H210-Final.
MD5 hash is not as expected. Expected: fea0d20b63dde5eea8ac9441a7ffbd8d and found 22313e1a2eb7899f86b378b058007522.
Unable to read repository at http://download.jboss.org/jbosstools/updates/JBossTools-3.2.2.Final/plugins/org.hibernate.eclipse.mapper_3.4.1.v20111025-0625-H210-Final.jar.
Read timed out
なにが問題ですか?