Hi Nick;
thanks for your help

Nick Howitt wrote:

How are you installing from clearos-updates-testing? have you enabled the repo yourself? Can you give the output to "yum repolist"? Please put the results between code tags (piece of paper icon with a <> ).

those are my REPOS on my 3 clearos machines

yum repolist
Loaded plugins: clearcenter-marketplace, fastestmirror
ClearCenter Marketplace: fetching repositories...
Loading mirror speeds from cached hostfile
* clearos: mirror1-amsterdam.clearos.com
* clearos-centos-verified: mirror1-amsterdam.clearos.com
* clearos-contribs: mirror1-amsterdam.clearos.com
* clearos-epel-verified: mirror1-amsterdam.clearos.com
* clearos-fast-updates: download2.clearsdn.com
* clearos-infra: mirror1-amsterdam.clearos.com
* clearos-verified: mirror1-amsterdam.clearos.com
* private-clearcenter-dyndns: download2.clearsdn.com:80
* private-clearcenter-verified-updates: download4.clearsdn.com:80
repo id repo name status
centos-sclo-rh/x86_64 CentOS-7 - SCLo rh 4,205
centos-sclo-sclo/x86_64 CentOS-7 - SCLo sclo 321
clearos/7 ClearOS 7 - x86_64 - OS 718
clearos-centos-verified ClearOS 7 - x86_64 - CentOS Verified 8,918
clearos-contribs/7 ClearOS 7 - x86_64 - Contribs 72
clearos-epel-verified ClearOS 7 - x86_64 - EPEL Verified 10,146
clearos-fast-updates/7/x86_64 ClearOS 7 - x86_64 - Fast Updates 41
clearos-infra/7 ClearOS 7 - x86_64 - Infrastructure 16
clearos-verified ClearOS 7 - x86_64 - Verified Updates 389
private-clearcenter-dyndns ClearCenter Dynamic DNS 2
private-clearcenter-verified-updates ClearOS 7 Verified Updates 389
repolist: 25,217

I must did something important with yum because one of those worked