Failed to build jitsi videobridge from source code

git clone 
mvn install 

Something went wrong

Exception in thread "main" java.lang.NullPointerException
        at org.jitsi.videobridge.Main.main(

Execute the following command

export JVB_HOME=`pwd`
mvn compile exec:exec -Dexec.executable=java -Dexec.args="-cp %classpath org.jitsi.videobridge.Main -Djava.library.path=$JVB_HOME/lib/native/linux-64 -Djava.util.logging.config.file=$JVB_HOME/lib/ "

Something went wrong

Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.NoClassDefFoundError: org/jitsi/meet/OSGiBundleConfig

I can’t move on. I need help