CSS Reinstall problems after computercrash

i tried reinstall cs_6 after computercrash.

all of sudden activationkey seems expired. how come?

this activation still visible in adobe account.

what can activate cs_6?

first go thru following:

my serial number doesn't work :

if nothing gained need contact adobe support either chat or via phone when have serial number , activation issues.

here link page options make contact:

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