cubicweb-tracker #1429058 broken on cw 3.10.7 [rejected]

Got the TB:

Traceback (most recent call last):
 File "/usr/lib/python2.6/dist-packages/cubicweb/cwctl.py", line 154, in run_arg
   status = cmdmeth(appid)
 File "/usr/lib/python2.6/dist-packages/cubicweb/cwctl.py", line 592, in restart_instance
   self.start_instance(appid)
 File "/usr/lib/python2.6/dist-packages/cubicweb/cwctl.py", line 497, in start_instance
   if helper.start_server(config) == 1:
 File "/usr/lib/python2.6/dist-packages/cubicweb/etwist/twctl.py", line 35, in start_server
   return server.run(config)
 File "/usr/lib/python2.6/dist-packages/cubicweb/etwist/server.py", line 407, in run
   root_resource = CubicWebRootResource(config, vreg=vreg)
 File "/usr/lib/python2.6/dist-packages/cubicweb/etwist/server.py", line 105, in __init__
   self.appli = CubicWebPublisher(config, vreg=vreg)
 File "/usr/lib/python2.6/dist-packages/cubicweb/web/application.py", line 251, in __init__
   self.repo = config.repository(vreg)
 File "/usr/lib/python2.6/dist-packages/cubicweb/web/webconfig.py", line 228, in repository
   repo = get_repository(self.repo_method, vreg=vreg, config=self)
 File "/usr/lib/python2.6/dist-packages/cubicweb/dbapi.py", line 102, in get_repository
   return Repository(config, vreg=vreg)
 File "/usr/lib/python2.6/dist-packages/cubicweb/server/repository.py", line 162, in __init__
   self.open_connections_pools()
 File "/usr/lib/python2.6/dist-packages/cubicweb/server/repository.py", line 200, in open_connections_pools
   self.fill_schema()
 File "/usr/lib/python2.6/dist-packages/cubicweb/server/repository.py", line 329, in fill_schema
   self.set_schema(appschema)
 File "/usr/lib/python2.6/dist-packages/cubicweb/server/repository.py", line 298, in set_schema
   self.vreg.set_schema(schema)
 File "/usr/lib/python2.6/dist-packages/cubicweb/cwvreg.py", line 553, in set_schema
   self.reload(self.config.vregistry_path(), force_reload=False)
 File "/usr/lib/python2.6/dist-packages/cubicweb/cwvreg.py", line 581, in reload
   self.register_objects(path)
 File "/usr/lib/python2.6/dist-packages/cubicweb/cwvreg.py", line 639, in register_objects
   path, self.config.extrapath)
 File "/usr/lib/python2.6/dist-packages/cubicweb/vregistry.py", line 409, in register_objects
   self.load_file(filepath, modname)
 File "/usr/lib/python2.6/dist-packages/cubicweb/vregistry.py", line 465, in load_file
   self.load_module(module)
 File "/usr/lib/python2.6/dist-packages/cubicweb/vregistry.py", line 470, in load_module
   module.registration_callback(self)
 File "/usr/share/cubicweb/cubes/tracker/views/forms.py", line 82, in registration_callback
   from cubes.preview.views.forms import PreviewFormMixin
ImportError: No module named views.forms

Debian package 0.2.1-1

priorityimportant
typebug
done in<not specified>
load0.000
load left0.000
closed by<not specified>