Description of problem:
During abrt client reported crash file, it got internal server error. Problem exists when abrt tries to reporte architecutere.

# spacewalk-abrt --sync                 
An error has occurred:
Error communicating with server. The message was:
Internal Server Error

2015/01/13 07:19:54 -04:00 16763 10.16.44.133: xmlrpc/abrt.upload_crash_file(1000010074, 'oops-2015-01-13-07:18:29-23548-0', 'architecture')
2015/01/13 07:19:54 -04:00 16763 10.16.44.133: xmlrpc/abrt.upload_crash_file(1000010074, 'Creating crash file: /var/satellite/systems/1/1000010074/crashes/oops-2015-01-13-07:18:29-23548-0/architecture')
2015/01/13 07:19:54 -04:00 16763 10.16.44.133: server/apacheRequest.call_function('ERROR', 'Unhandled exception', IntegrityError('new row for relation "rhnservercrash" violates check constraint "vn_rhnservercrash_architecture"\nDETAIL:  Failing row contains (15, 1000010074, oops-2015-01-13-07:18:29-23548-0, /var/tmp/abrt/oops-2015-01-13-07:18:29-23548-0, 1, null, null, , null, null, null, null, null, null, null, null, null, systems/1/1000010074/crashes/oops-2015-01-13-07:18:29-23548-0, 2015-01-13 07:19:47.212145-05, 2015-01-13 07:19:54.867707-05).\n',))


Exception Handler Information
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/spacewalk/server/apacheRequest.py", line 122, in call_function
    response = func(*params)
  File "/usr/share/rhn/server/handlers/xmlrpc/abrt.py", line 339, in upload_crash_file
    h.execute(filecontent = filecontent, crash_id = crash_id)
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/sql_base.py", line 147, in execute
    return self._execute_wrapper(self._execute, *p, **kw)
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/driver_postgresql.py", line 286, in _execute_wrapper
    retval = function(*p, **kw)
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/sql_base.py", line 201, in _execute
    return self._execute_(args, kwargs)
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/driver_postgresql.py", line 305, in _execute_
    self._real_cursor.execute(self.sql, params)
IntegrityError: new row for relation "rhnservercrash" violates check constraint "vn_rhnservercrash_architecture"
DETAIL:  Failing row contains (15, 1000010074, oops-2015-01-13-07:18:29-23548-0, /var/tmp/abrt/oops-2015-01-13-07:18:29-23548-0, 1, null, null, , null, null, null, null, null, null, null, null, null, systems/1/1000010074/crashes/oops-2015-01-13-07:18:29-23548-0, 2015-01-13 07:19:47.212145-05, 2015-01-13 07:19:54.867707-05).


Version-Release number of selected component (if applicable):
spacewalk-backend-xmlrpc-2.3.3-23.el6sat.noarch
spacewalk-abrt-2.3.0-2.el7sat.noarch
redhat-release-server-7.0-1.el7.x86_64

How reproducible:
only on RHEL

Steps to Reproduce:
### client ###
1. rlRun "sleep 100 &"
   pid=$(ps -ef | egrep ":[0-9][0-9][ ]*sleep 100" | awk '{print $2}')
   rlRun "kill -s SEGV ${pid}"
2. spacewalk-abrt --sync &> abrt_sync.log
### server ###
3. check log on server /var/log/rhn/rhn_server_xmlrpc.log

Actual results:
with traceback on satellite

Expected results:
without traceback

Additional info:
Exception report in attachment