Jaspersoft Studio now uses these three fonts by default:
• DejaVu Sans
• DejaVu Serif
• DejaVu Sans Mono
https://community.jaspersoft.com/documentation/jasperreports-server/tibco-jasperreports-server-user-guide/vv900/jasperreports-server-user-guide-_-repo-upload-reports-_-repo-using-default-fonts/
We don't support these, so users will see this error unless they choose either SansSerif, Serif, or Monospaced:

Jaspersoft Studio now uses these three fonts by default:
• DejaVu Sans
• DejaVu Serif
• DejaVu Sans Mono
https://community.jaspersoft.com/documentation/jasperreports-server/tibco-jasperreports-server-user-guide/vv900/jasperreports-server-user-guide-_-repo-upload-reports-_-repo-using-default-fonts/
We don't support these, so users will see this error unless they choose either
SansSerif,Serif, orMonospaced: