Log trace:
[05:17:33:084]|[05-26-2021]|[SYSERR]|[INFO]|[48]:java.lang.Error: Probable fatal error:No fonts found.|
[05:17:33:085]|[05-26-2021]|[SYSERR]|[INFO]|[48]: at sun.font.SunFontManager.getDefaultPhysicalFont(SunFontManager.java:1236)|
[05:17:33:085]|[05-26-2021]|[SYSERR]|[INFO]|[48]: at sun.font.SunFontManager.initialiseDeferredFont(SunFontManager.java:1106)|
[05:17:33:085]|[05-26-2021]|[SYSERR]|[INFO]|[48]: at sun.font.CompositeFont.doDeferredInitialisation(CompositeFont.java:287)|
[05:17:33:085]|[05-26-2021]|[SYSERR]|[INFO]|[48]: at sun.font.CompositeFont.getSlotFont(CompositeFont.java:376)|
[05:17:33:085]|[05-26-2021]|[SYSERR]|[INFO]|[48]: at sun.font.CompositeStrike.getStrikeForSlot(CompositeStrike.java:82)|
Solution :
We recommend you install the fonts on Ubuntu and fix this issue.
RHEL / Centos:
sudo yum install fontconfig dejavu-sans-fonts dejavu-serif-fonts
or
sudo apt-get install ttf-dejavu
or
yum install dejavu*
and
And restart the ServiceDesk Plus server, once the server is up, restart the ServiceDesk Plus service.