سلام دوست عزیز.
If you want to disable these alerts permanently you need to disable apport. To do so, open the file by sudo vim /etc/default/apport
now change the line enabled=1
to enabled=0
Although disabling apport is not recommended
heemayl -
https://askubuntu.com/questions/582242/system-problem-detected-in-ubuntu-14-04-lts (https://askubuntu.com/questions/582242/system-problem-detected-in-ubuntu-14-04-lts)