Getting different failures on gem list. Anyone else see this?

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C:\Documents and Settings>gem list -r activerecord

*** REMOTE GEMS ***
Updating Gem source index for: http://gems.rubyforge.org
ERROR:  While executing gem ... (Errno::ECONNREFUSED)
    No connection could be made because the target machine actively refused 
it. - connect(2)

C:\Documents and Settings>gem list -r activerecord

*** REMOTE GEMS ***
Updating Gem source index for: http://gems.rubyforge.org
ERROR:  While executing gem ... (Errno::EINVAL)
    Invalid argument

C:\Documents and Settings>gem list -r activerecord

*** REMOTE GEMS ***
Updating Gem source index for: http://gems.rubyforge.org
ERROR:  While executing gem ... (Errno::ECONNREFUSED)
    No connection could be made because the target machine actively refused 
it. - connect(2)