This is the message I get:
Your request to install package "Marketo Lead
Management LM I18n" was unsuccessful. None of the data or setup
information in your salesforce.com organization was affected.
If your install continues to fail, contact Salesforce CRM
Support through your normal channels and provide the following information.
Organization: GTM Sportswear (00D550000006SZY)
User: Tom Claman (0053600000123j1)
Package: Marketo Lead Management (04t70000000gou0) Error
Number: 1632065528-92141 (310733305)
Thanks in Advance
Done it about 10 or 12 times, never had this.
IMHO, this is a case for support.