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Urgent: can't install MapR 4 on Ubuntu 14.04

Question asked by asanjar on Jul 25, 2014
Latest reply on Sep 17, 2014 by lazypower
Hi all,
I am following steps described in http://doc.mapr.com/display/MapR/Installing+MapR+4.0.0+FCS to add  MapR repository on Ubuntu. However after adding below e lines to /etc/apt/source.list, "sudo apt-get update" fails with ***"**GPG error: http://package.mapr.com mapr InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 06743FA7D2051F97*****

1) deb http://package.mapr.com/releases/v4.0.0-FCS/ubuntu mapr optional
2) deb http://package.mapr.com/releases/ecosystem/ubuntu binary/
also could not find pubkey (06743FA7D2051F97) in pgp.mit.edu or pgpkeys.mit.edu
PLEASE HELP, thanks in advance

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