How to fix 'System program problem detected' error on Ubuntu

This error occurs when an application crashes. There are two options to solve this problem as shown below.

Remove crash report files

Delete all report files.

sudo rm /var/crash/*

Turn off crash report

Assign "0" to enabled variable in "apport" crash reporter, save and restart the reporter.

sudo nano /etc/default/apport

enabled=0
sudo restart apport