Uncaught TypeError: Cannot read property '0' of null

[fiee]

Tried to merge master into my current feature branch.

Atom: 1.38.2 x64
Electron: 2.0.18
OS: Ubuntu 18.04.2
Thrown From: git-merge package 0.2.0

Stack Trace

Uncaught TypeError: Cannot read property '0' of null

At /home/hraban/.atom/packages/git-merge/lib/git-command-util.js:31

TypeError: Cannot read property '0' of null
    at Object.merge (/packages/git-merge/lib/git-command-util.js:31:78)
    at /packages/git-merge/lib/git-merge-view.js:31:50)

Commands

     -4:12.2.0 core:confirm (input.hidden-input)

Non-Core Packages

atom-ide-terminal 5.0.1 
atom-ide-ui 0.13.0 
atom-meld 0.3.5 
atom-shell-commands 1.5.0 
busy-signal 2.0.1 
character-table 0.4.3 
git-merge 0.2.0 
ide-bash 1.0.11 
language-context 0.2.2 
language-latex 1.2.0 
language-lua 0.9.11 
latex 0.50.2 
linter 2.3.0 
minimap 4.29.9 
open-shell-active-directory 2.3.2 
pdf-view 0.71.0 
script 3.18.1 
split-diff 1.6.0