Remote Jenkins server returned empty response or invalid JSON - but we can still proceed with the remote build.
 Triggering this remote job: <job-name>
 Not checking if the remote job <job-name> is building.
 Remote Jenkins server returned empty response or invalid JSON - but we can still proceed with the remote build.
 ERROR: Remote build failed for the following reason, but the build will continue:
 ERROR
 : Got a blank response from Remote Jenkins Server [
 http://jenkins-instance.org.com
 ], cannot continue.
 ERROR
 : Build step failed with exception
 java.lang.NullPointerException 
 Build step 'Trigger a remote parameterized job' marked build as failure
 [BFA] Scanning build for known causes...
 [BFA] No failure causes found
 [BFA] Done. 0s
 Finished: FAILURE