maven deploy:deploy-file fails (409 Conflict), yet artifact uploads successfully

Question

NOTE:

I now realize that the jar got placed into my repository, but the pom.xml did not. Now, I have another project where the pom.xml fails to

Answer 1

I also face this problem, and I found the reason is the parent project didn't deploy in the snapshot repository. I run mvn deploy in the parent folder, and the problem resolved.