When pushing a jenkins war file, cf responds by saying it can't determine what version to use to run it.
I also tried pushing it to run.pivotal.io, and cf gives the same error.
I've had success pushing jenkins up until about cf release 138

Here is the error:

Uploading jenkins... OK
Preparing to start jenkins... OK
-----> Downloaded app package (54M)
E, [2013-09-19T22:36:43.907940 #37] ERROR -- /var/vcap/packages/dea_next/buildpacks/vendor/java/lib/java_buildpack/buildpack.rb:46:in 'rescue in drive_buildpack_with_logger': Detect failed with exception #<RuntimeError: Application can be run by more than one container: java-main, tomcat-7.0.42, tomcat-buildpack-support-1.1.1>
Application can be run by more than one container: java-main, tomcat-7.0.42, tomcat-buildpack-support-1.1.1
/var/vcap/packages/dea_next/buildpacks/lib/buildpack.rb:98:in 'build_pack': Unable to detect a supported application type (RuntimeError)
from /var/vcap/packages/dea_next/buildpacks/lib/buildpack.rb:76:in 'block in compile_with_timeout'
from /usr/lib/ruby/1.9.1/timeout.rb:68:in 'timeout'
from /var/vcap/packages/dea_next/buildpacks/lib/buildpack.rb:75:in 'compile_with_timeout'
from /var/vcap/packages/dea_next/buildpacks/lib/buildpack.rb:57:in 'block in stage_application'
from /var/vcap/packages/dea_next/buildpacks/lib/buildpack.rb:53:in 'chdir'
from /var/vcap/packages/dea_next/buildpacks/lib/buildpack.rb:53:in 'stage_application'
from /var/vcap/packages/dea_next/buildpacks/bin/run:10:in '

'
Checking status of app 'jenkins'...Application failed to stage

to recreate:

1. download latest jenkins war file:
   http://mirrors.jenkins-ci.org/war/latest/jenkins.war
2. cf push