sorry @Derebe I’m not sure if you’re now referring to d2-docker or MDSync. remember d2-docker is not a DHIS2 app, it’s a command-line tool whose installation process is described in its guide, linked from this post in the community. If you find any issues with d2-docker, I would suggest to continue that conversation there:
…and to describe a bit more in detail the error you’re having so we can try to help you