I am getting this error while installing new module. I have updated module list several time in order to resolve the issue. but no hope. here is the trace i am facing on my terminal.

```
2015-09-01 11:59:30,947 24953 ERROR software_001 openerp.http: Exception during JSON request handling.
Traceback (most recent call last):
  File "/home/software/ws/odoo/80/openerp/http.py", line 537, in _handle_exception
    return super(JsonRequest, self)._handle_exception(exception)
  File "/home/software/ws/odoo/80/openerp/http.py", line 574, in dispatch
    result = self._call_function(**self.params)
  File "/home/software/ws/odoo/80/openerp/http.py", line 310, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "/home/software/ws/odoo/80/openerp/service/model.py", line 113, in wrapper
    return f(dbname, *args, **kwargs)
  File "/home/software/ws/odoo/80/openerp/addons/base/module/module.py", line 494, in _button_immediate_function
    registry = openerp.modules.registry.RegistryManager.new(cr.dbname, update_module=True)
  File "/home/software/ws/odoo/80/openerp/modules/registry.py", line 370, in new
    openerp.modules.load_modules(registry._db, force_demo, status, update_module)
  File "/home/software/ws/odoo/80/openerp/modules/loading.py", line 355, in load_modules
    loaded_modules, update_module)
  File "/home/software/ws/odoo/80/openerp/modules/loading.py", line 255, in load_marked_modules
    loaded, processed = load_module_graph(cr, graph, progressdict, report=report, skip_modules=loaded_modules, perform_checks=perform_checks)
  File "/home/software/ws/odoo/80/openerp/modules/loading.py", line 176, in load_module_graph
    _load_data(cr, module_name, idref, mode, kind='data')
  File "/home/software/ws/odoo/80/openerp/modules/loading.py", line 118, in _load_data
    tools.convert_file(cr, module_name, filename, idref, mode, noupdate, kind, report)
  File "/home/software/ws/odoo/80/openerp/tools/convert.py", line 892, in convert_file
    fp = misc.file_open(pathname)
  File "/home/software/ws/odoo/80/openerp/tools/misc.py", line 199, in file_open
    return _fileopen(name, mode=mode, basedir=rtp, pathinfo=pathinfo, basename=basename)
  File "/home/software/ws/odoo/80/openerp/tools/misc.py", line 246, in _fileopen
    raise IOError('File not found: %s' % basename)
IOError: File not found: test_module/

```

I have checked each file, but no clues.