XF 1.2 Mamp Installation Error

[DRE]

When installing it on Mamp everything is installing fine until this error occurs:

Server Error
Server Error
Invalid model 'XenForo_Model_AddOn' specified

1. XenForo_Model::create() in XenForo/Deferred/ImportMasterData.php at line 39
2. XenForo_Deferred_ImportMasterData->execute() in XenForo/Deferred/Atomic.php at line 61
3. XenForo_Deferred_Atomic->execute() in XenForo/Model/Deferred.php at line 190
4. XenForo_Model_Deferred->runDeferred() in XenForo/Model/Deferred.php at line 313
5. XenForo_Model_Deferred->_runInternal() in XenForo/Model/Deferred.php at line 247
6. XenForo_Model_Deferred->runByUniqueKey() in XenForo/Install/Controller/Abstract.php at line 34
7. XenForo_Install_Controller_Abstract->_manualDeferredRunner() in XenForo/Install/Controller/Install.php at line 221
8. XenForo_Install_Controller_Install->actionRunDeferred() in XenForo/FrontController.php at line 335
9. XenForo_FrontController->dispatch() in XenForo/FrontController.php at line 132
10. XenForo_FrontController->run() in /Applications/MAMP/htdocs/board/install/index.php at line 18

 

[Jeremy]

Try re-uploading files, it looks like you don't have /library/XenForo/Model/AddOn.php.

 

[DRE]

Try re-uploading files, it looks like you don't have /library/XenForo/Model/AddOn.php.

Yep that was it.