* Mirko Vukovic <mirko.vuko...@gmail.com> [2020-12-04 22:00]: > error in process sentinel: PLANTUML Preview failed: exited abnormally with > code 1 > > The plantuml.el code seems to > > 1. start a process and then > 2. pass the plantuml string to the process. > > It is at step 2 that the error is issued.
Maybe you wish to show that code? Did you maybe test it outside of Emacs that it works well?