Epic description being rejected

Can't update epic description to 162-description.txt

Steps to reproduce

1. Create epic
2. Add the description linked above

Example Project

&162 (closed)

What is the current bug behavior?

Error updating epic

What is the expected correct behavior?

Text saved

Relevant logs and/or screenshots

https://log.gitlap.com/app/kibana#/doc/logstash-*/logstash-2018.04.11/gitlab?id=AWK2j1mgNBepG3IEasla&_g=(refreshInterval:(display:Off,pause:!f,value:0),time:(from:now-12h,mode:quick,to:now))

Possible fixes

(If you can, link to the line of code that might be responsible for the problem)