The fluid storae has bug which not allow to copy (blueprint) fluid storage connected with red or green wires.
Btw when you open the fluid storage menu, there is also no “X” button to close the window.
Factorio version used: Space Age 2.0.28
Mod version: 1.7.8
Before bluepriont copy:

While marking blueprint:

After blueprint:

The video:
https://puu.sh/Kliuo/73a36dbe93.mp4
No X button to close window:
When I click on fluid storage I get window like this:

But after some miliseconds I get:

The video with issue:
https://puu.sh/KlivZ/85a127d87d.mp4
The fluid storae has bug which not allow to copy (blueprint) fluid storage connected with red or green wires.
Btw when you open the fluid storage menu, there is also no “X” button to close the window.
Factorio version used: Space Age 2.0.28
Mod version: 1.7.8
Before bluepriont copy:

While marking blueprint:

After blueprint:

The video:
https://puu.sh/Kliuo/73a36dbe93.mp4
No X button to close window:

When I click on fluid storage I get window like this:
But after some miliseconds I get:

The video with issue:
https://puu.sh/KlivZ/85a127d87d.mp4