[Issue] Invalid .bbmodel files with saving

[Wackyblocks]

Invalid bbmodel files with saving:

How to reproduce issue:

• Create a .bbmodel file
• Add new cube
• Save file
• Open file again

[Wackyblocks]

Broken file

{"elements":[{"from":[0,0,0],"to":[1,1,1],"color":3,"faces":{"north":{"uv":[0,0,1,1],"texture":"#missing"},"east":{"uv":[0,0,1,1],"texture":"#missing"},"south":{"uv":[0,0,1,1],"texture":"#missing"},"west":{"uv":[0,0,1,1],"texture":"#missing"},"up":{"uv":[0,0,1,1],"texture":"#missing"},"down":{"uv":[0,0,1,1],"texture":"#missing"}}},{"from":[0,0,7],"to":[1,1,8],"color":3,"faces":{"north":{"uv":[0,0,1,1],"texture":"#missing"},"east":{"uv":[0,0,1,1],"texture":"#missing"},"south":{"uv":[0,0,1,1],"texture":"#missing"},"west":{"uv":[0,0,1,1],"texture":"#missing"},"up":{"uv":[0,0,1,1],"texture":"#missing"},"down":{"uv":[0,0,1,1],"texture":"#missing"}}}]}

just placed 2 cubes

[Wackyblocks]

Looks like this only happens on blockmode

[JannisX11]

Yeah, this makes a lot of sense.

[JannisX11]

Fixed in 2.6.7.