I have installed Draw.i.o plugin to jira. I get the "Add drawio diagram" button. When I click it get a 404 ot found page!!?? What is wrong?
I have not upgraded from a previous version. But I have first tried to istall from Add-Inn manager. Did not work. today I also tried downloadig the .jar and uploading it from add-in manager. Same result.
JIRA version v6.3.12