I have setted
<ossIndexWarnOnlyOnRemoteErrors>true</ossIndexWarnOnlyOnRemoteErrors>
(and also ossIndexUsername and ossIndexPassword) but the maven build stopped (Finished: FAILURE) with a connection ERROR, when I'm expecting only a warning.
Am I misundestanding something?

Version of dependency-check used
maven dependency check:

<groupId>org.owasp</groupId>
<artifactId>dependency-check-maven</artifactId>
<version>12.1.6</version>

Log file
[ERROR] Failed to execute goal org.owasp:dependency-check-maven:12.1.6:check (default) on project xxxx: One or more exceptions occurred during dependency-check analysis: One or more exceptions occurred during analysis:
[ERROR] AnalysisException: Failed to request component-reports
[ERROR] caused by DownloadFailedException: https://ossindex.sonatype.org/api/v3/component-report - Server status: 407 - Server reason: Proxy Authorization Required
[ERROR] caused by HttpResponseException: status code: 407, reason phrase: Proxy Authorization Required
.................................
[ERROR] -> [Help 1]
[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/MojoExecutionException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn -rf xxxxxxxx
........
Finished: FAILURE