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Nehal

I am unable to uninstall my custom module. When I m trying to uninstall module it gives me below error:

  File "/home/nehal/workspace/openerp/server/openerp/addons/base/module/module.py", line 477, in _button_immediate_function
    _, pool = pooler.restart_pool(cr.dbname, update_module=True)
  File "/home/nehal/workspace/openerp/server/openerp/pooler.py", line 39, in restart_pool
    registry = RegistryManager.new(db_name, force_demo, status, update_module)
  File "/home/nehal/workspace/openerp/server/openerp/modules/registry.py", line 233, in new
    openerp.modules.load_modules(registry.db, force_demo, status, update_module)
  File "/home/nehal/workspace/openerp/server/openerp/modules/loading.py", line 421, in load_modules
    pool.get('ir.module.module').module_uninstall(cr, SUPERUSER_ID, mod_ids_to_remove)
  File "/home/nehal/workspace/openerp/server/openerp/addons/base/module/module.py", line 441, in module_uninstall
    ir_model_constraint._module_data_uninstall(cr, uid, constraint_ids, context)
  File "/home/nehal/workspace/openerp/server/openerp/addons/base/ir/ir_model.py", line 537, in _module_data_uninstall
    print "name, model_obj._table",name, model_obj._table
AttributeError: 'NoneType' object has no attribute '_table'
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Best Answer

You've to reinstall it and then you can uninstall that. That's why because maybe you made changes and you're trying to uninstall without reinstalling your module, so the system is trying to delete a table that never existed.

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