> shouldn't the restore fix this up and make NULL explicit 0?
gbak is not a special process, it is restricted the same as user connections, so with v3+ it would not be able to execute any DML operations on system tables. Sean ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel