I got the following error.

An error occurred while collecting items to be installed
session context was:(profile=SDKProfile, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Problems downloading artifact: osgi.bundle,com.salesforce.ide.api,20.0.1.201011121559.
MD5 hash is not as expected. Expected: 62c7549bedd0325ada2091725fca80bc and found 98af0ffb4ddeaa8efac5e0a039b5c49d.
Problems downloading artifact: osgi.bundle,com.salesforce.ide.core,20.0.1.201011121559.
MD5 hash is not as expected. Expected: ce749ea3e9c7b257bc1c7b0fc75bff91 and found 77af41d2f0b3a193577d3d6131e7b4f9.
Problems downloading artifact: osgi.bundle,com.salesforce.ide.documentation,20.0.1.201011121559.
MD5 hash is not as expected. Expected: 324ec64dfaf19a32b8abe6a554a9b697 and found d0aae6e3e8c4b38c1dc2751ca1f226a5.
Problems downloading artifact: osgi.bundle,com.salesforce.ide.ui.editors,20.0.1.201011121559.
MD5 hash is not as expected. Expected: 28616b13ae48a5c5c7feba8745f5d911 and found ee1519fe14dbfb4627e4c391f6100f1f.

Please help me.

Thanks in advance,

Vivek Ojha