 Following a complaint by the academic Andrey Nartov regarding the Academy’s expenses (to the tune of 109 rubles), Schumacher was suspended from office and placed under house arrest on 7 October 1742.In the end, a commission under Prince Boris Youssoupov cleared him of all charges, and he was reinstituted into all his positions in 1746.Under his guidance, the first catalogue of the books of the Academy was published (1742-1747), as well as a catalogue of the exhibits titled Musei imperialis petropolitani (1741-1745).