Do we have to copy site\mods and attachments folders twice on the step 2 of Swing Box Method?

Products

• SUPPORT AUTOMATION- SERVER
• CA Service Desk Manager - Unified Self Service
• KNOWLEDGE TOOLS
• CA Service Management - Asset Portfolio Management
• CA Service Management - Service Desk Manager

Issue/Introduction

According to the step 2 of the Swing Box Method on SDM r17.1 document, we need to copy site\mods and site\attachments folders twice on Step 2-6, 7 and 2-22 and 23  as per below. Are they correct steps? If yes, why do we have to copy them twice?

--- From the manual --- 
Step 2: Prepare the Swing Environment and Replicate Production to Swing 

6.Copy the site\mods directory that you backed up from current production and put in place on SWING-APP system. 
7.Copy the site\attachments directory (or whichever attachments directory) you backed up from current production and place it on SWING-APP system. 

and 

22. Copy the site\attachments directory or any other attachments directory that you backed up from current production and place it on the SWING-APP system.
23. Copy the site\mods directory you backed up from current production and place it on the SWING-APP system.
---

Environment

Release:
Component: SDIMC

Resolution

The document states wrong steps. You do not have not copy site\mods and site\attachments twice. Please skip the second copy on step 22 and 23.

Additional Information

Use the Swing Box Method to Upgrade to CA SDM 17.1