Quark-r2.0-212.jar
SimpleStorageNetwork-1.14.4-0.2.0.jar

reproduction: https://phit.link/s/2020-04-11_17-53-49.webm

Note I'm shift crafting when it happens, not sure if this is something on your end or SSN, making an issue here either way.

Client log for good measure https://paste.ee/p/5UnCl

Lothrazar/Storage-Network#268

Looks like it's on their end to me. I'm not doing anything weird here.