Passerelle

bash-3.2$ mvn compile
[INFO] Scanning for projects...
[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]
[ERROR] The project com.isencia.passerelle:passerelle-core:8.8.0-SNAPSHOT (/Users/cxh/src/passerelle-read-only/passerelle-core/pom.xml) has 1 error
[ERROR] Non-resolvable parent POM for com.isencia.passerelle:parent:8.8.0-SNAPSHOT: Failure to find com.isencia:tycho-parent:pom:2.4.0 in http://repo1.maven.org/maven2 was \
cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced and 'parent.relativePath' points at wr\
ong local POM @ com.isencia.passerelle:parent:8.8.0-SNAPSHOT, /Users/cxh/src/passerelle-read-only/com.isencia.passerelle.parent/pom.xml, line 6, column 10 -> [Help 2]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException
[ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/UnresolvableModelException
bash-3.2$