I've had that happen to my Regrowth save after those updated, it's nothing you can do. Every time you have a an item value shuffle, some micro blocks go to hell in a random chunk. Sad but trueNEW KNOWN ISSUES
For...some odd reason, any microblocks made of VANILLA materials (stone, wood), will switch to another block between 0.0.6 and 0.0.7, possibly. I've had a report of all stone microblocks turning into osmium, but they are next to mod blocks that haven't changed at all.
 
				
		 
	 ) and I was trying to replace the head with Alumite. The pickaxe got incorrect data and no matter how many times I put it through a crafting window to fix it(as the tooltip says) it continued to have the incorrect data. I confirmed it wasn't just because my pickaxe gained the diamond because I made 2 alumite pickaxes for my friends and when I attempted to add the diamond to theirs it would do the same.
) and I was trying to replace the head with Alumite. The pickaxe got incorrect data and no matter how many times I put it through a crafting window to fix it(as the tooltip says) it continued to have the incorrect data. I confirmed it wasn't just because my pickaxe gained the diamond because I made 2 alumite pickaxes for my friends and when I attempted to add the diamond to theirs it would do the same.