Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/supervisor/loggers.py", line 84, in emit
self.flush()

 "/usr/lib/python2.7/dist-packages/supervisor/loggers.py", line 64, in flush
self.stream.flush()IOError: [Errno 30] Read-only file system
Traceback (most recent call last):

 "/opt/grr/bin64/grr_config_updater", line 9, in <module>
load_entry_point('grr==0.3.0-6', 'console_scripts', 'grr_config_updater')()

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/lib/distro_entry.py", line 53, in ConfigUpdater
flags.StartMain(config_updater.main)

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/lib/flags.py", line 107, in StartMain
main([sys.argv[0]])

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/tools/config_updater.py", line 573, in main
Initialize(config_lib.CONFIG, token=token)

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/tools/config_updater.py", line 510, in Initialize
LoadMemoryDrivers(flags.FLAGS.share_dir, token=token)

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/tools/config_updater.py", line 307, in LoadMemoryDrivers
client_context=client_context, token=token)

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/lib/maintenance_utils.py", line 113, in UploadSignedDriverBlob
blob_rdf.Sign(content, sig_key, ver_key, prompt=True)

 "/opt/grr/lib64/python2.7/site-packages/grr-0.3.0_6-py2.7.egg/grr/lib/rdfvalues/crypto.py", line 173, in Sign
rsa = signing_key.GetPrivateKey(callback=callback)AttributeError: 'NoneType' object has no attribute 'GetPrivateKey'