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Message-ID: <ce0f61090911161321k742d1636x7418104ed9b5b548@mail.gmail.com>
Date: 2009-11-16T21:21:45Z
From: shuai yuan
Subject: object not found inside step() function
In-Reply-To: <D0D8B980-A331-4727-A3EE-20A89ECCE33E@comcast.net>

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