I am following THIS link to install Cloudera manager step-by-step.
Getting the following error : cloudera-manager-server installation failed. See /var/log/cloudera-manager-installer/4.install-cloudera-manager-server.log for details
This is the log file mentioned in the error prompt :
Reading package lists... Building dependency tree... Reading state information... The following NEW packages will be installed: cloudera-manager-server 0 upgraded, 1 newly installed, 0 to remove and 5 not upgraded. Need to get 8,814 B of archives. After this operation, 80.9 kB of additional disk space will be used. WARNING: The following packages cannot be authenticated! cloudera-manager-server E: There are problems and -y was used without --force-yes I tried different versions but the same error persists.