You don't launch the team from inner space, you launch the team from the Glyph Launcher, one by one. From my post:
https://www.dual-boxing.com/threads/...erence-amp-FAQ

Glyph has a setting to allow you to be logged into multiple accounts. The way this works is that you Launch your team from Inner Space with Glyph Closed. Inner Space will open Glyph. From the Glyph Launcher, you select your account in the drop down, then hit play. As Mirai points out in the video below, it's important you launch them in the correct order.


The mouse issue is also a known issue when not using Windowed Mode. By default, ISBoxer will try to put your screen in full screen. Your game resolutions must also match.
Known Issues-Isboxer by default puts a WindowedMode=2 in the default cfg files that it creates. These need to be updated to 0 and saved before launching Glyph. ISBoxer will prompt you to update this, don't fall for it.
The CFG files for each character by default are in %appdata%\RIFT