Error 400 while deploying kjar to Apache Archiva as remote maven repository

1. setup Archiva 2.2.1 Standalone (unzip, adjust listen port(if needed), start server, create user) https://archiva.apache.org/docs/2.2.1/quick-start.html https://archiva.apache.org/docs/2.2.1/adminguide/users.html 2. configure server information in settings.xml which is used by project(kjar). e.g. ~~~ <server> <id>archiva-internal</id> <username>admin</username> <password>redhat01</password> <configuration> <wagonProvider>httpclient</wagonProvider> <httpConfiguration> <all> <usePreemptive>true</usePreemptive> </all> </httpConfiguration> </configuration> </server> ... <repositories> <repository> <id>archiva-internal</id> <url> http://localhost:8090/repository/internal/ </url> <releases> <enabled>true</enabled> <updatePolicy>always</updatePolicy> </releases> <snapshots> <enabled>true</enabled> <updatePolicy>always</updatePolicy> </snapshots> </repository> .. ~~~ 3. start BRMS and create project, configure Archiva repository as distributionManagement in pom.xml and build it e.g. ~~ <distributionManagement> <repository> <id>archiva-internal</id> <url> http://localhost:8090/repository/internal/ </url> </repository> <snapshotRepository> <id>archiva-snapshots</id> <url> http://localhost:8090/repository/snapshots/ </url> </snapshotRepository> </distributionManagement> ~~~