I had the same problem, the password row is called something different. WF refers to it as "I". Open the core directory then open class.auth.php with a text editor. Change all instances of "I" to "sha_pass_hash" i think there is 3 of them. That should work.
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I had the same problem, the password row is called something different. WF refers to it as "I". Open the core directory then open class.auth.php with a text editor. Change all instances of "I" to "sha_pass_hash" i think there is 3 of them. That should work.