Have you selected the deployment package or process definition file?
The deployer expects you to have a zip file [jar, par, zip, extension doesnt matter] with the following contents:
And also a folder containing classes, if there are any being deployed with the process.
Ok! Thanks, I've forgotten this.
I'm having the same problem, already selected the deployment package as well as the classes but still the same error occurs. i'm trying to create a par file for openKM. please help. thanks.