User Import from CSV

Hi I am using upload_users plugin for importing users from csv and getting this error

#0 /var/www/html/elgg/engine/classes/Elgg/ViewsService.php(522): include()
#1 /var/www/html/elgg/engine/classes/Elgg/ViewsService.php(455): Elgg\ViewsService->renderViewFile('forms/upload_us...', Array, 'default', true)
#2 /var/www/html/elgg/engine/classes/Elgg/FormsService.php(112): Elgg\ViewsService->renderView('forms/upload_us...', Array)
#3 /var/www/html/elgg/engine/lib/views.php(1326): Elgg\FormsService->render('upload_users/ma...', Array, Array)
#4 /var/www/html/elgg/mod/upload_users-master/views/default/upload_users/map_fields.php(10): elgg_view_form('upload_users/ma...', Array, Array)
#5 /var/www/html/elgg/engine/classes/Elgg/ViewsService.php(522): include('/var/www/html/e...')
#6 /var/www/html/elgg/engine/classes/Elgg/ViewsService.php(455): Elgg\ViewsService->renderViewFile('upload_users/ma...', Array, 'default', true)
#7 /var/www/html/elgg/engine/lib/views.php(251): Elgg\ViewsService->renderView('upload_users/ma...', Array, 'default')
#8 /var/www/html/elgg/mod/upload_users-master/views/default/admin/users/upload.php(31): elgg_view('upload_users/ma...')
#9 /var/www/html/elgg/engine/classes/Elgg/ViewsService.php(522): include('/var/www/html/e...')
#10 /var/www/html/elgg/engine/classes/Elgg/ViewsService.php(455): Elgg\ViewsService->renderViewFile('admin/users/upl...', Array, 'default', true)
#11 /var/www/html/elgg/engine/lib/views.php(251): Elgg\ViewsService->renderView('admin/users/upl...', Array, 'default')
#12 /var/www/html/elgg/engine/lib/admin.php(642): elgg_view('admin/users/upl...', Array)
#13 [internal function]: _elgg_admin_page_handler(Array, 'admin', Object(Elgg\Request))
#14 /var/www/html/elgg/engine/classes/Elgg/Router.php(292): call_user_func('_elgg_admin_pag...', Array, 'admin', Object(Elgg\Request))
#15 /var/www/html/elgg/engine/classes/Elgg/Router.php(251): Elgg\Router->getResponseFromHandler('_elgg_admin_pag...', Object(Elgg\Request))
#16 /var/www/html/elgg/engine/classes/Elgg/Router.php(124): Elgg\Router->prepareResponse(Object(Elgg\Http\Request))
#17 /var/www/html/elgg/engine/classes/Elgg/Router.php(98): Elgg\Router->getResponse(Object(Elgg\Http\Request))
#18 /var/www/html/elgg/engine/classes/Elgg/Application.php(466): Elgg\Router->route(Object(Elgg\Http\Request))
#19 /var/www/html/elgg/engine/classes/Elgg/Application.php(362): Elgg\Application->run()
#20 /var/www/html/elgg/engine/classes/Elgg/Application.php(418): Elgg\Application::route(Object(Elgg\Http\Request))
#21 /var/www/html/elgg/index.php(8): Elgg\Application::index()
#22 {main}

please let me know where is the fatal error.

or any suggestion for importing users from csv with plugin.