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XF 1.2 Unable to post after 1.2 Upgrade (FIXED)


Upon upgrading to 1.2, which worked fine in my testing environment, isn't working on the live location.


I receive the following:
Argument 1 passed to ChangeThreadStarter_DataWriter_Discussion_Thread::_discussionPostSave() must be an array, none given, called in /home3/selectbu/public_html/forums/library/XenForo/DataWriter/Discussion.php on line 441 and defined
  1. XenForo_Application::handlePhpError() in ChangeThreadStarter/DataWriter/Discussion/Thread.php at line 8
  2. ChangeThreadStarter_DataWriter_Discussion_Thread->_discussionPostSave() in XenForo/DataWriter/Discussion.php at line 441
  3. XenForo_DataWriter_Discussion->_postSave() in XenForo/DataWriter.php at line 1397
  4. XenForo_DataWriter->save() in XenForo/DataWriter/DiscussionMessage.php at line 1126
  5. XenForo_DataWriter_DiscussionMessage->_saveDiscussionDataWriter() in XenForo/DataWriter/DiscussionMessage.php at line 589
  6. XenForo_DataWriter_DiscussionMessage->_postSave() in XenForo/DataWriter.php at line 1397
  7. XenForo_DataWriter->save() in XenForo/ControllerPublic/Thread.php at line 548
  8. XenForo_ControllerPublic_Thread->actionAddReply() in XenForo/FrontController.php at line 337
  9. XenForo_FrontController->dispatch() in XenForo/FrontController.php at line 134
  10. XenForo_FrontController->run() in /home3/selectbu/public_html/forums/index.php at line 13