that means that some point dodgy data snuck into your 1.3 database.
we added the assert somewhere in 1.4, which is why 1.3 doesn't pick it up. Your best bet is to correct the data using 1.3 and only then upgrade to 1.4 -- You received this message because you are subscribed to the Google Groups "H2 Database" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/h2-database. For more options, visit https://groups.google.com/d/optout.
