Fatal Error

[kirsun]

Fatal error: Uncaught exception 'Exception' with message 'Module Module_Pyrodatabase has an incorrect details.php class. It should be called 'Module_Module_pyrodatabase'.' in ...../public_html/system/cms/modules/addons/models/module_m.php:709 Stack trace: #0 ...../public_html/system/cms/modules/addons/models/module_m.php(643): Module_m->_spawn_class('Module_Pyrodata...', false) #1 .....public_html/system/cms/modules/addons/controllers/admin_modules.php(38): Module_m->import_unknown() #2 [internal function]: Admin_modules->index() #3 ...../public_html/system/codeigniter/core/CodeIgniter.php(355): call_user_func_array(Array, Array) #4 ......./public_html/index.php(271): require_once('/home/u54891750...') #5 {main} thrown in ...../public_html/system/cms/modules/addons/models/module_m.php on line 709

what should i do? i am very poor in php.