v1.0.5 causes a stackoverflow on opening the Aspects entry of the Thaumanomicon of my SSP. However I can't repeat it in a creative test world. The .thaum file is 11kb, compared to the 5kb of the creative world with cheat sheet.

v1.0.1 doesn't have this issue.

Pastebin log

Yeah that's been tackled multiple times now. Update your version and disabled nugget transmutations.