hive.hwi.war.file vanished from hive-default.xml. error message prints wrong variable. does not start by default.

hive.hwi.war.file vanished from hive-default.xml.
error message prints wrong variable.
since the full path is no longer supplied. The old documentation no longer applies

String hwiWAR = conf.getVar(HiveConf.ConfVars.HIVEHWIWARFILE);
String hivehome = System.getenv().get("HIVE_HOME");
File hwiWARFile = new File(hivehome, hwiWAR);
if (!hwiWARFile.exists())

{ l4j.fatal("HWI WAR file not found at " + hwiWAR); System.exit(1); }