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(1/1) ErrorException

Undefined index: vol

in MainController.php line 819
at HandleExceptions->handleError(8, 'Undefined index: vol', '/data/web/dahailaozhen.cn/app/Http/Controllers/Book/MainController.php', 819, array('ids' => array(339446), 'es' => object(Client), 'filename' => 'ZHENBENKEJI_document_list20181118.txt', 'v' => 339446, 'k' => 0, 'book' => object(Book), 'result' => array('_index' => 'book_v4', '_type' => 'data', '_id' => '339446', '_version' => 1, 'found' => true, '_source' => array('id' => 339446, 'name' => '一个农村红卫兵在“文革”初期', 'name_simplify' => '一个农村红卫兵在“文革”初期', 'page' => '116-119', 'paper_size' => '', 'type_id' => 1012, 'review_id' => 0, 'is_public' => 0, 'is_full' => 0, 'collection_id' => 0, 'area_id' => 1002, 'language_id' => 231, 'language_name' => '中文简体', 'status' => 1, 'valid_status' => 1, 'spider_id' => 2, 'spider_code' => 'A2006-10644-00015', 'add_time' => 1522781278, 'modify_time' => 1522781278, 'category' => array(array('id' => 123, 'name' => '政治'), array('id' => 123001, 'name' => '政治')), 'region' => array(array(array('id' => 1, 'name' => '东亚'), array('id' => 101, 'name' => '中国'))), 'period' => array(), 'author' => array(array('name' => '刘乐顺', 'id' => 142679, 'role_id' => 1015, 'thumb' => '', 'role_name' => '口述'), array('name' => '刘爱国', 'id' => 142680, 'role_id' => 1474, 'thumb' => '', 'role_name' => '采访')), 'publisher' => array(array('name' => '上海社会科学院出版社', 'id' => 16535, 'thumb' => '')), 'journal' => array(array('name' => '史林(上海)', 'id' => 5617, 'thumb' => '', 'volume' => array(), 'issn' => '10071873')), 'series' => array(), 'tag' => array(), 'picture' => array(), 'source' => array(array('name' => '东洋学文献类目检索', 'id' => 1, 'is_show' => 0, 'source_link' => 'http://ruimoku.zinbun.kyoto-u.ac.jp/est/view/article@ruimoku/rep.id=A2006-10644-00015')), 'area_name' => '中国', 'collection_name' => '')), 'info' => array('id' => 'AoymXdn2Wbzd74OQ', 'name' => '一个农村红卫兵在“文革”初期', 'name_simplify' => '一个农村红卫兵在“文革”初期', 'page' => '116-119', 'paper_size' => '', 'type_id' => 1012, 'review_id' => 0, 'is_public' => 0, 'is_full' => 0, 'collection_id' => '', 'area_id' => 'Bxk9gEXj', 'language_id' => 'mbWeJ0XL', 'language_name' => '中文', 'status' => 1, 'valid_status' => 1, 'spider_id' => 2, 'spider_code' => 'A2006-10644-00015', 'add_time' => 1522781278, 'modify_time' => 1522781278, 'category' => array(array('id' => 'wb4xkMab7e62pnXR', 'name' => '政治'), array('id' => '9kZnEdKyXVg68VqO', 'name' => '政治')), 'region' => array(array(array('id' => 1, 'name' => '东亚'), array('id' => 101, 'name' => '中国'))), 'period' => array(), 'author' => array(array('name' => '刘乐顺', 'id' => '1zM8Z6gJV0Ra4Qgj', 'role_id' => 1015, 'thumb' => '', 'role_name' => '口述'), array('name' => '刘爱国', 'id' => 'NLpenaAek8ya54E0', 'role_id' => 1474, 'thumb' => '', 'role_name' => '采访')), 'publisher' => array(array('name' => '上海社会科学院出版社', 'id' => '1zM8Z6gzO5a4Qgjv', 'thumb' => '')), 'journal' => array(array('name' => '史林(上海)', 'id' => 'n2mRN6YzDLGYLg9w', 'thumb' => '', 'volume' => array(), 'issn' => '10071873')), 'series' => array(), 'tag' => array(), 'picture' => array(), 'source' => array(array('name' => '东洋学文献类目检索', 'id' => 1, 'is_show' => 0, 'source_link' => 'http://ruimoku.zinbun.kyoto-u.ac.jp/est/view/article@ruimoku/rep.id=A2006-10644-00015')), 'area_name' => '中国', 'collection_name' => '', 'is_store' => 0, 'thumb' => '/img/pl/article.png', 'date' => ''), 'tmp' => array('1、一个农村红卫兵在“文革”初期(文章) ', '页码:116-119', '地区/语言:中国/中文', '作者:刘乐顺口述、刘爱国采访'), 'au' => array(), 'ax' => array(), 'av' => array('name' => '史林(上海)', 'id' => 'n2mRN6YzDLGYLg9w', 'thumb' => '', 'volume' => array(), 'issn' => '10071873'), 'tmpJo' => ''))in MainController.php line 819
at MainController->downloadTxt(array(339446))in MainController.php line 860
at MainController->download(object(Request), 'pdf')
at call_user_func_array(array(object(MainController), 'download'), array(object(Request), 'type' => 'pdf'))in Controller.php line 54
at Controller->callAction('download', array(object(Request), 'type' => 'pdf'))in ControllerDispatcher.php line 45
at ControllerDispatcher->dispatch(object(Route), object(MainController), 'download')in Route.php line 212
at Route->runController()in Route.php line 169
at Route->run()in Router.php line 679
at Router->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}(object(Request))in SubstituteBindings.php line 41
at SubstituteBindings->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in ShareErrorsFromSession.php line 49
at ShareErrorsFromSession->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in StartSession.php line 63
at StartSession->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in AddQueuedCookiesToResponse.php line 37
at AddQueuedCookiesToResponse->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in EncryptCookies.php line 66
at EncryptCookies->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 104
at Pipeline->then(object(Closure))in Router.php line 681
at Router->runRouteWithinStack(object(Route), object(Request))in Router.php line 656
at Router->runRoute(object(Request), object(Route))in Router.php line 622
at Router->dispatchToRoute(object(Request))in Router.php line 611
at Router->dispatch(object(Request))in Kernel.php line 176
at Kernel->Illuminate\Foundation\Http\{closure}(object(Request))in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}(object(Request))in TransformsRequest.php line 31
at TransformsRequest->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in TransformsRequest.php line 31
at TransformsRequest->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in ValidatePostSize.php line 27
at ValidatePostSize->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in CheckForMaintenanceMode.php line 62
at CheckForMaintenanceMode->handle(object(Request), object(Closure))in Pipeline.php line 151
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 104
at Pipeline->then(object(Closure))in Kernel.php line 151
at Kernel->sendRequestThroughRouter(object(Request))in Kernel.php line 116
at Kernel->handle(object(Request))in index.php line 53