it's me... again

I'm facing a new pb.
i'm using Merconis of course, and the EFG extension for creating new forms.
when choosing to register forms data in database, EFG is creating some DCA files.
then, when i'm going to : Extension manager
then : Update database
i got some warnings:
Code: Alles auswählen
Warning: Invalid argument supplied for foreach() in system/modules/zzz_merconis/ls_shop_controller.php on line 2233
#0 system/modules/zzz_merconis/ls_shop_controller.php(2233): __error(2, 'Invalid argumen...', '/home/xxxx/xxxx...', 2233, Array)
#1 system/modules/core/library/Contao/DcaLoader.php(97): ls_shop_controller->createMultiLanguageDCAFields('fd_feedback')
#2 system/modules/core/library/Contao/Controller.php(2373): Contao\DcaLoader->load(false)
#3 system/modules/core/library/Contao/DcaExtractor.php(345): Contao\Controller::loadDataContainer('fd_feedback')
#4 system/modules/core/library/Contao/DcaExtractor.php(122): Contao\DcaExtractor->createExtract()
#5 system/modules/core/library/Contao/DcaExtractor.php(138): Contao\DcaExtractor->__construct('fd_feedback')
#6 system/modules/core/library/Contao/Database/Installer.php(295): Contao\DcaExtractor::getInstance('fd_feedback')
#7 system/modules/core/library/Contao/Database/Installer.php(111): Contao\Database\Installer->getFromDca()
#8 system/modules/core/library/Contao/Database/Installer.php(41): Contao\Database\Installer->compileCommands()
#9 system/modules/repository/classes/RepositoryManager.php(485): Contao\Database\Installer->generateSqlForm()
#10 system/modules/repository/classes/RepositoryBackendModule.php(153): RepositoryManager->update('database')
#11 system/modules/core/classes/BackendModule.php(91): RepositoryBackendModule->compile()
#12 system/modules/repository/classes/RepositoryBackendModule.php(72): Contao\BackendModule->generate()
#13 system/modules/repository/classes/RepositoryManager.php(57): RepositoryBackendModule->generate()
#14 system/modules/core/classes/Backend.php(406): RepositoryManager->generate()
#15 system/modules/core/controllers/BackendMain.php(126): Contao\Backend->getBackendModule('repository_mana...')
#16 contao/main.php(20): Contao\BackendMain->run()
#17 {main}
Warning: Invalid argument supplied for foreach() in system/modules/zzz_merconis/ls_shop_controller.php on line 2233
#0 system/modules/zzz_merconis/ls_shop_controller.php(2233): __error(2, 'Invalid argumen...', '/home/xxxx/xxxx...', 2233, Array)
#1 system/modules/core/library/Contao/DcaLoader.php(97): ls_shop_controller->createMultiLanguageDCAFields('fd_neut-formula...')
#2 system/modules/core/library/Contao/Controller.php(2373): Contao\DcaLoader->load(false)
#3 system/modules/core/library/Contao/DcaExtractor.php(345): Contao\Controller::loadDataContainer('fd_neut-formula...')
#4 system/modules/core/library/Contao/DcaExtractor.php(122): Contao\DcaExtractor->createExtract()
#5 system/modules/core/library/Contao/DcaExtractor.php(138): Contao\DcaExtractor->__construct('fd_neut-formula...')
#6 system/modules/core/library/Contao/Database/Installer.php(295): Contao\DcaExtractor::getInstance('fd_neut-formula...')
#7 system/modules/core/library/Contao/Database/Installer.php(111): Contao\Database\Installer->getFromDca()
#8 system/modules/core/library/Contao/Database/Installer.php(41): Contao\Database\Installer->compileCommands()
#9 system/modules/repository/classes/RepositoryManager.php(485): Contao\Database\Installer->generateSqlForm()
#10 system/modules/repository/classes/RepositoryBackendModule.php(153): RepositoryManager->update('database')
#11 system/modules/core/classes/BackendModule.php(91): RepositoryBackendModule->compile()
#12 system/modules/repository/classes/RepositoryBackendModule.php(72): Contao\BackendModule->generate()
#13 system/modules/repository/classes/RepositoryManager.php(57): RepositoryBackendModule->generate()
#14 system/modules/core/classes/Backend.php(406): RepositoryManager->generate()
#15 system/modules/core/controllers/BackendMain.php(126): Contao\Backend->getBackendModule('repository_mana...')
#16 contao/main.php(20): Contao\BackendMain->run()
#17 {main}
Warning: Invalid argument supplied for foreach() in system/modules/zzz_merconis/ls_shop_controller.php on line 2233
#0 system/modules/zzz_merconis/ls_shop_controller.php(2233): __error(2, 'Invalid argumen...', '/home/xxxxx/xxxx...', 2233, Array)
#1 system/modules/core/library/Contao/DcaLoader.php(97): ls_shop_controller->createMultiLanguageDCAFields('fd_neut-formula...')
#2 system/modules/core/library/Contao/Controller.php(2373): Contao\DcaLoader->load(false)
#3 system/modules/core/library/Contao/DcaExtractor.php(345): Contao\Controller::loadDataContainer('fd_neut-formula...')
#4 system/modules/core/library/Contao/DcaExtractor.php(122): Contao\DcaExtractor->createExtract()
#5 system/modules/core/library/Contao/DcaExtractor.php(138): Contao\DcaExtractor->__construct('fd_neut-formula...')
#6 system/modules/core/library/Contao/Database/Installer.php(295): Contao\DcaExtractor::getInstance('fd_neut-formula...')
#7 system/modules/core/library/Contao/Database/Installer.php(111): Contao\Database\Installer->getFromDca()
#8 system/modules/core/library/Contao/Database/Installer.php(41): Contao\Database\Installer->compileCommands()
#9 system/modules/repository/classes/RepositoryManager.php(485): Contao\Database\Installer->generateSqlForm()
#10 system/modules/repository/classes/RepositoryBackendModule.php(153): RepositoryManager->update('database')
#11 system/modules/core/classes/BackendModule.php(91): RepositoryBackendModule->compile()
#12 system/modules/repository/classes/RepositoryBackendModule.php(72): Contao\BackendModule->generate()
#13 system/modules/repository/classes/RepositoryManager.php(57): RepositoryBackendModule->generate()
#14 system/modules/core/classes/Backend.php(406): RepositoryManager->generate()
#15 system/modules/core/controllers/BackendMain.php(126): Contao\Backend->getBackendModule('repository_mana...')
#16 contao/main.php(20): Contao\BackendMain->run()
#17 {main}
any idea why ?
thanks
regards