Try page crashing, can't recover

[ryb73]

https://reasonml.github.io/en/try.html?rrjsx=true&reason=FIZwdANg9g5gFABgB4AIJKgJxcgHAgwhASgG4AoUSWOARgE40NtkAWIwsoA

I get the following errors when trying to open the above page:

try.js:formatted:4761 TypeError: Cannot destructure property `startLine` of 'undefined' or 'null'.
    at iu (try.js:formatted:16830)
    at Object.render (try.js:formatted:17115)
    at wl (try.js:formatted:4103)
    at bl (try.js:formatted:4093)
    at Sl (try.js:formatted:4312)
    at za (try.js:formatted:5842)
    at Ia (try.js:formatted:5866)
    at ws (try.js:formatted:6268)
    at ys (try.js:formatted:6222)
    at ps (try.js:formatted:6149)
na @ try.js:formatted:4761
try.js:formatted:6242 Uncaught TypeError: Cannot destructure property `startLine` of 'undefined' or 'null'.
    at iu (try.js:formatted:16830)
    at Object.render (try.js:formatted:17115)
    at wl (try.js:formatted:4103)
    at bl (try.js:formatted:4093)
    at Sl (try.js:formatted:4312)
    at za (try.js:formatted:5842)
    at Ia (try.js:formatted:5866)
    at ws (try.js:formatted:6268)
    at ys (try.js:formatted:6222)
    at ps (try.js:formatted:6149)