/usr/bin/hop-gui: 76: awk: not found /usr/bin/hop-gui: 76: xargs: not found /usr/bin/hop-gui: 77: sed: not found /usr/bin/hop-gui: 77: sed: not found Error: Could not find or load main class org.apache.hop.ui.hopgui.HopGui Caused by: java.lang.ClassNotFoundException: org.apache.hop.ui.hopgui.HopGui