Corrupt gem spark doesnt work and crit dmg ascendancy . 3258 918 831

I have spark 21 lvl (20+1 corrupt) Blood mage and i dont have dmg from +1 lvl dmg , my friend stormweawer when i gave him gem it worked for him but not for me . 20 lvl spark for blood mage give the same dmg like 21 lvl.
Also Crit dmg (Gore Spike) Dont work .

I've kinda same problem, i've lv20 gem and lvl19 gem with +1corrupt.
And second gem worse than first one,have less damage spark and all other stuff.