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Changes between Initial Version and Version 1 of Ticket #5563, comment 16

initial	v1
1	1	> I don't understand how that patch fixes those database errors. Looks to me like those errors weren't because of that code at all. Care to elaborate, or clear your error log and try again?
2	2
3		`$wpdb->signups` is not defined in those `exists()` functions so the check will return false. What happens then is the upgrade or install scripts will attempt to do their thang.
	3	`$wpdb->signups` is not defined in those `exists()` functions so the check will return false. What happens then is the upgrade or install scripts will attempt to do their thang causing the DB errors.