When i trie to install sa-simplehelloworld.zip using the web gui, it don't work and i have the following error message :
Error : can't install component : org.ow2.petals.jmx.exception.PerformActionErrorException: java.lang.RuntimeException: The installation of the component 'http://10.2.128.149:7878/upload/1231259098953/sa-simplehelloworld.zip' failed. Caused by: The component production element was not found in JBI Descriptor within installation package: C:\petals\work\downloaded-01-06-2009-052458.zip-01-06-2009-052458
"Once the components are installed, unzip the use case Helloworld, located in usecases/petalssimplehelloworld.
zip. Deploy and start the contained SA named sa-simplehelloworld.zip with the Web console
I have the same problem with other samples from the internet.