When you enable moss spread in the configs for project red it disables the normal stone brick block. Also disabling blood magic's blood altar from working.
And we had resolved the issue realizing the issue is moss spread.
Case here
WayofTime/BloodMagic#356 (comment)
and he referenced code
here

Adding to this, I believe the route cause is this as well: #809

Again, this is caused by the broken alias system in forge. It has since been fixed in latest MrTJPCore