Hi all, ran into this bug twice now. If you modify a card and save it with some incorrect latex, it throws Error Code: 8873e94b-47c5-47a3-8313-e2586ea3c688 and seems to render the card uneditable (every time you attempt to fix the card with the broken latex the error is thrown).
The following is one example of some latex that triggered this:
\begin{array} 1 2 \end{array}