[iomari]

Just tried to install 8.35 source and I'm getting a coffee error even though I installed coffee 1.20 for calibre 8.34 successfully:

any suggestions?


*
* Running coffee
*

Compiling cfi.coffee
Traceback (most recent call last):
File "/mnt/installs/iomari/work/calibre/src/calibre/utils/serve_coffee.py", line 415, in <module>
main()
File "/mnt/installs/iomari/work/calibre/src/calibre/utils/serve_coffee.py", line 400, in main
ans, errors = Compiler()(args.src.read(), filename=args.src.name)
File "/mnt/installs/iomari/work/calibre/src/calibre/utils/serve_coffee.py", line 88, in __init__
check_qt()
File "/mnt/installs/iomari/work/calibre/src/calibre/utils/serve_coffee.py", line 46, in check_qt
raise RuntimeError('X server required. If you are running on a'
RuntimeError: X server required. If you are running on a headless machine, use xvfb

Compilation of cfi.coffee failed
Command '['/usr/bin/python', '/mnt/installs/iomari/work/calibre/src/calibre/utils/serve_coffee.py', 'compile', '/mnt/installs/iomari/work/calibre/src/calibre/ebooks/oeb/display/cfi.coffee']' returned non-zero exit status 1