Setup cannot determine what Symphony or Device Pack you have currently installed.

You are attempting to replace a Device Pack that is incompatible with Symphony.

Your version of Symphony does not support Device Packs.

You are attempting to install Symphony Client Device Pack, but you have ONLY Symphony Server installed.

OR
You are attempting to install Symphony Server Device Pack, but you have ONLY Symphony Client installed.

Use appropriate Device Pack installation:

• If you have Symphony Server Installed - use Symphony Server Device Pack
• If you have Symphony Client Installed - use Symphony Client Device Pack

NOTE: Symphony Client Device Pack installation is needed only when you want manual installation to occur. Symphony Server Device Pack contains installation for compatible clients and will schedule and execute automatic download and installation for clients that connect to the server farm.