1. Open Eden
2. Place any squad (player as commander)
3. Edit any subordinate unit, that has a backpack, by means Virtual Arsenal and make a any edits for this unit. For example - add or remove ammo, change weapons, load his backpack more and etc.
4. After this, start the game
5. In the game, go to this unit and to open his backpack (use the self action menu or space key).
6. Wow! This is backpack will empty, despite the fact that it has content!