Hello.

It seems that is bug of some Java versions, you can change Java version on your Linux environment to fix it.

Hello.

Which version do you use?

Hello,

Add necessary fonts in the resources of the report is the only way.

Hello.

Can't reproduce error.
Which version do you use?
Can you send us server full error stack trace?

Hello.

Image quality will be improved from version 2024.1.4

Hello.

Yes, it is the reason, some JDK don't allow to access font files.
As solution from version 2024.1.3 you can add necessary TrueType fonts to report resources - it will use for export to PDF with embedded fonts.

Hello.

If you try to export report to PDF file with option Embedded Fonts = true and Java server have no access to font files you will get this message.
Please export to PDF with option Embedded Fonts = false

Hello.

Will be fixed from 2024.1.3 version

Hello.

We can't reproduce problem problem, setup culture works, can you explain in details how to reproduce problem?

Hello.
It looks fine with our sample, maybe you use specific font, can you create simple report sample to reproduce problem?