On starting skedler if you encounter this error :
bin/skedler debug'
LD_LIBRARY_PATH configured
LD_LIBRARY_PATH = /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/amd64:/usr/lib/jvm/java-7-openjdk-amd64/jre/lib/amd64/server
Invalid product file
Please give permission to skedler folder. If skedler is installed in /opt folder. go to /opt folder and give permission as below
/opt> sudo chmod 755 -R skedler/
And then start skedler with the following command
cd skedler
bin/skedler