Subject Migration from Firebird 32 1.5.6 to Firebird 64 2.5.3
Author
Hi.
I want to replace my Firebird 32 1.5.6 with the last  Firebird 64 2.5.3, on 64b

All my databases was created with 32b, 1.5.6 Firebird.

After installed Firebird 64, if a try to connect to database.FDB a received an error

"database.fdb is not a valid database".

Solutions?
Thanks.