生产环境遇到了一个bug

Could not resolve placeholder 'whoStr[0]' in value "{ thisHistID=history 1|awk "{print \$1}";lastCommand=history 1| awk "{\$1="" ;print}";user=id -un;pwd=pwd;whoStr=(who -u am i);user=id -un;pwd=(pwd);realUser=${whoStr[0]};logMonth=${whoStr[2]};logDay=${whoStr[3]};logTime=${whoStr[4]};pid=${whoStr[6]};ip=${whoStr[7]};if [ ${thisHistID}x != ${lastHistID}x ];then echo -E date"+%Y/%m/%d %H:%M:%S" $user($realUser)@$ip[IP:$pid][PWD:$pwd][LOGIN:$logMonth $logDay $logTime] --- $lastCommand ;lastHistID=$thisHistID;fi; } >> $HISTORY_FILE"

原提问者GitHub用户h1521277