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Altera_Forum
Honored Contributor
14 years agoQuartus II crashing
Recently installed Quartus II 11.1 Build 259. It crashes when I try to run my projects from previous versions: Internal Error: Sub-system: DEV, File: /quartus/ddb/dev/dev_family_info_mgr_body....
Altera_Forum
Honored Contributor
14 years agohave you tried deleting the DB and incremental DB directories?
otherwise raise a support request with Altera