LSP for edit multiple blocks (color) at once in AutoCAD

[jafary64]

Hi my friends
I want to edit multiple blocks (color) at once in AutoCAD without open block editor
what can I do
I search and find some LSP in below link but when I APPLOAD to AutoCAD it doesn't work

Edit Multiple Blocks (color) at once?

Let's say I have a whole bunch of blocks, and they are all different colors. I want to make them all one color without having to go into the block editor screen for each one. there has to be a way.

www.cadtutor.net

Can anybody help me ?
Thanks a lot