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- Delete a number of unused drivers in libext/JDBC and then try again.
- or rename your directories to a shorter name.
We are working on a solution for a futur release to use a launcher, see: http://jira.pentaho.org/browse/PDI-559
Another problem in such old systems can be: you have a too old Internet Explorer that is used to display our welcome page. When you experience a problem that Spoon starts but crashed without a warning than this can be the issue. Update your Internet Explorer.