I have a similar problem.
FreeNAS-9.10-STABLE-201606270534 (dd17351)
Traceback
Traceback (most recent call last):
File "/usr/local/www/freenasUI/../freenasUI/system/views.py", line 1448, in update_check
train=updateobj.get_train(),
File "/usr/local/lib/freenasOS/Update.py", line 809, in CheckForUpdates
raise UpdateManifestNotFound("Manifest could not be found!")
UpdateManifestNotFound: Manifest could not be found!
# freenas-update -v check
TryGetNetworkFile([u'
http://update-master.freenas.org/FreeNAS/FreeNAS-9.10-STABLE/LATEST'])
Unable to load
http://update-master.freenas.org/FreeNAS/FreeNAS-9.10-STABLE/LATEST: <urlopen error timed out>
Unable to load [u'
http://update-master.freenas.org/FreeNAS/FreeNAS-9.10-STABLE/LATEST']: <urlopen error timed out>
<urlopen error timed out>
Received exception during download phase, cannot update
# manifest_util verify
TryGetNetworkFile(['
https://web.ixsystems.com/updates/ix_crl.pem'])
Unable to load
https://web.ixsystems.com/updates/ix_crl.pem: Host web.ixsystems.com returned an invalid certificate (hostname mismatch) {'subject': ((('commonName', u'
www.ixsystems.com'),),), 'issuer': ((('countryName', u'US'),), (('organizationName', u"Let's Encrypt"),), (('commonName', u"Let's Encrypt Authority X3"),)), 'subjectAltName': (('DNS', 'ixsystems.com'), ('DNS', '
www.ixsystems.com')), 'version': 3L, 'OCSP': (u'
http://ocsp.int-x3.letsencrypt.org/',), 'notAfter': 'Sep 20 18:51:00 2016 GMT', 'serialNumber': u'03F65B8BAC803C4150C5F62313F185EEB68C', 'caIssuers': (u'
http://cert.int-x3.letsencrypt.org/',), 'notBefore': u'Jun 22 18:51:00 2016 GMT'}
Unable to load ['
https://web.ixsystems.com/updates/ix_crl.pem']: Host web.ixsystems.com returned an invalid certificate (hostname mismatch) {'subject': ((('commonName', u'
www.ixsystems.com'),),), 'issuer': ((('countryName', u'US'),), (('organizationName', u"Let's Encrypt"),), (('commonName', u"Let's Encrypt Authority X3"),)), 'subjectAltName': (('DNS', 'ixsystems.com'), ('DNS', '
www.ixsystems.com')), 'version': 3L, 'OCSP': (u'
http://ocsp.int-x3.letsencrypt.org/',), 'notAfter': 'Sep 20 18:51:00 2016 GMT', 'serialNumber': u'03F65B8BAC803C4150C5F62313F185EEB68C', 'caIssuers': (u'
http://cert.int-x3.letsencrypt.org/',), 'notBefore': u'Jun 22 18:51:00 2016 GMT'}
Trying to get CRL, got exception Host web.ixsystems.com returned an invalid certificate (hostname mismatch) {'subject': ((('commonName', u'
www.ixsystems.com'),),), 'issuer': ((('countryName', u'US'),), (('organizationName', u"Let's Encrypt"),), (('commonName', u"Let's Encrypt Authority X3"),)), 'subjectAltName': (('DNS', 'ixsystems.com'), ('DNS', '
www.ixsystems.com')), 'version': 3L, 'OCSP': (u'
http://ocsp.int-x3.letsencrypt.org/',), 'notAfter': 'Sep 20 18:51:00 2016 GMT', 'serialNumber': u'03F65B8BAC803C4150C5F62313F185EEB68C', 'caIssuers': (u'
http://cert.int-x3.letsencrypt.org/',), 'notBefore': u'Jun 22 18:51:00 2016 GMT'}
Could not get CRL
https://web.ixsystems.com/updates/ix_crl.pem, so we'll just continue
Verify command = ['/usr/local/libexec/verify_signature', '-K', '/usr/local/share/certs/freenas-update.pem', '-C', '/usr/local/share/certs/iX-CA.pem', '-S', u'rb9sd5vQ3jPAj8phmJSsSSUBN+i5ZH46+KFwuiOEG9lBkRvl0CpD/lrxeV75pY22a2zefR9JZv9r4zChE+l1nS6VetI8hTEVVcyQ5yRL3NjkgVoo2vuMZ4sbvf5L8oYHt79wUEi/hbxVI6f6cmn4ynuHjs9VMuBJL9betbW9zxYWqSyN2JwWMik3YfEisfe7v60FzOEgYZ0iqhd769TOnLOwzDM5pWuT6C0+m1X0Cqc7RRDhBVRhmS4bHZO3MJU01YLgxn4GzqCenTzg3ZUuhBe6qx5DGucswMB6DNHhhOKdkKAwzWNmsTo8M5Om9xEWLBOJob0dyc0+h3iti7yWGQ==']
Signature check succeeded
Verified