Error after install styles

After install styles Bromine, I got some error with addon Credit Lite (Brivium)

XenForo_Exception: Serialized value contains an object and this is not allowed - library/XenForo/DataWriter/Helper/Denormalization.php:40 Generated By: Lão Duyệt, 4 phút trước
Stack Trace
#0 /home/daovien/public_html/library/XenForo/DataWriter/Alert.php(86): XenForo_DataWriter_Helper_Denormalization::verifySerialized('a:7:{s:4:"type"...', Object(XenForo_DataWriter_Alert), 'extra_data') #1 [internal function]: XenForo_DataWriter_Alert->_verifyExtraData('a:7:{s:4:"type"...', Object(XenForo_DataWriter_Alert), 'extra_data', Array) #2 /home/daovien/public_html/library/XenForo/DataWriter.php(996): call_user_func_array(Array, Array) #3 /home/daovien/public_html/library/XenForo/DataWriter.php(725): XenForo_DataWriter->_runVerificationCallback(Array, 'a:7:{s:4:"type"...', Array, 'extra_data') #4 /home/daovien/public_html/library/XenForo/DataWriter.php(643): XenForo_DataWriter->_isFieldValueValid('extra_data', Array, 'a:7:{s:4:"type"...', Array) #5 /home/daovien/public_html/library/XenForo/Model/Alert.php(450): XenForo_DataWriter->set('extra_data', Array) #6 /home/daovien/public_html/library/XenForo/Model/Alert.php(426): XenForo_Model_Alert->alertUser(1, 2, 'H\xE1\xBB\x93 Ly', 'credit', '163297', 'transfer', Array) #7 /home/daovien/public_html/library/Brivium/Credits/Model/Credit.php(215): XenForo_Model_Alert::alert(1, 2, 'H\xE1\xBB\x93 Ly', 'credit', '163297', 'transfer', Array) #8 /home/daovien/public_html/library/Brivium/Credits/Model/Credit.php(159): Brivium_Credits_Model_Credit->createAlert(1, 2, 'H\xE1\xBB\x93 Ly', '163297', 'transfer', Array) #9 /home/daovien/public_html/library/Brivium/Credits/Model/Credit.php(136): Brivium_Credits_Model_Credit->addUserTransactionSimple('transfer', 1, Array, 0, 1480503283, -10500.95, 0, 0, 'Chuy\xE1\xBB\x83n', '', Array, true) #10 /home/daovien/public_html/library/Brivium/Credits/ControllerPublic/Credits.php(239): Brivium_Credits_Model_Credit->updateUserCredit('transfer', 1, Array, '') #11 /home/daovien/public_html/library/XenForo/FrontController.php(351): Brivium_Credits_ControllerPublic_Credits->actionDoTransfer() #12 /home/daovien/public_html/library/XenForo/FrontController.php(134): XenForo_FrontController->dispatch(Object(XenForo_RouteMatch)) #13 /home/daovien/public_html/index.php(13): XenForo_FrontController->run() #14 {main}
Request State
array(3) { ["url"] => string(42) "http://daovientran.com/credits/do-transfer" ["_GET"] => array(0) { } ["_POST"] => array(8) { ["receiver"] => string(7) "Hồ Ly" ["amount"] => string(5) "10000" ["comment"] => string(8) "Chuyển" ["_xfToken"] => string(8) "********" ["redirect"] => string(1) "/" ["_xfRequestUri"] => string(1) "/" ["_xfNoRedirect"] => string(1) "1" ["_xfResponseType"] => string(4) "json" } }

How can I fix it?