(Windows) crashes when switching splits

[aikeru]

Say I have a split and switch using Ctrl+w then an arrow key, or ctrl+ww. The app then crashes.
I can switch if I click on a different split, however.

Here's the last x lines of output:

[19868:0704/230223:INFO:CONSOLE(0)] Error processing argument 0.
[19868:0704/230223:INFO:CONSOLE(0)] TypeError: Error processing argument 0.
    at TypeError (native)
    at EventEmitter.<anonymous> (C:\Users\<my user>\AppData\Roaming\npm\node_module
s\electron-prebuilt\dist\resources\atom.asar\browser\api\lib\browser-window.js:3
4:22)
    at emitTwo (events.js:87:13)
    at EventEmitter.emit (events.js:172:7)
[19868:0704/230223:INFO:CONSOLE(0)] Error processing argument 0.
[19868:0704/230223:INFO:CONSOLE(0)] TypeError: Error processing argument 0.
    at TypeError (native)
    at EventEmitter.<anonymous> (C:\Users\<my user>\AppData\Roaming\npm\node_module
s\electron-prebuilt\dist\resources\atom.asar\browser\api\lib\browser-window.js:3
4:22)
    at emitTwo (events.js:87:13)
    at EventEmitter.emit (events.js:172:7)
[19868:0704/230249:INFO:CONSOLE(27)] "child process closed", source: C:\Scripts\
neovim-e\src\nvim\nvim.js (27)