Looks like v11 is not stable yet, below there are too many concerns with PHP7; sql driver is ok
v10.0.02 is doing fine with PHP7, as per others v11 is doing fine with PHP5.6 which means that, v11 is not ready yet for PHP7.
Look at the below reported behavior,
Doctrine\DBAL\Exception\UniqueConstraintViolationException: An exception occurred while executing ‘INSERT INTO
oc_file_locks
(key
,lock
,ttl
) SELECT ?,?,? FROMoc_file_locks
WHEREkey
= ? HAVING COUNT(*) = 0’ with params [“files/c0abc2205a08c7226c40f51b4b8c045c”, -1, 1482017777, “files/c0abc2205a08c7226c40f51b4b8c045c”]: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry ‘files/c0abc2205a08c7226c40f51b4b8c045c’ for key ‘lock_key_index’
/var/www/html/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php - line 128: Doctrine\DBAL\Driver\AbstractMySQLDriver->convertException(‘An exception oc…’, Object(Doctrine\DBAL\Driver\PDOException))
/var/www/html/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Connection.php - line 996: Doctrine\DBAL\DBALException driverExceptionDuringQuery(Object(Doctrine\DBAL\Driver\PDOMySql\Driver), Object(Doctrine\DBAL\Driver\PDOException), ‘INSERT INTOoc...', Array) /var/www/html/nextcloud/lib/private/DB/Connection.php - line 215: Doctrine\DBAL\Connection->executeUpdate('INSERT INTO
oc…’, Array, Array)
/var/www/html/nextcloud/lib/private/DB/Adapter.php - line 114: OC\DB\Connection->executeUpdate(‘INSERT INTO `oc…’, Array)
/var/www/html/nextcloud/lib/private/DB/Connection.php - line 253: OC\DB\Adapter->insertIfNotExist(‘PREFIXfile_lo…’, Array, Array)
/var/www/html/nextcloud/lib/private/Lock/DBLockingProvider.php - line 118: OC\DB\Connection->insertIfNotExist(‘PREFIXfile_lo…’, Array, Array)
/var/www/html/nextcloud/lib/private/Lock/DBLockingProvider.php - line 178: OC\Lock\DBLockingProvider->initLockField(‘files/c0abc2205…’, -1)
/var/www/html/nextcloud/lib/private/Files/Storage/Common.php - line 680: OC\Lock\DBLockingProvider->acquireLock(‘files/c0abc2205…’, 2)
/var/www/html/nextcloud/lib/private/Files/Storage/Wrapper/Wrapper.php - line 588: OC\Files\Storage\Common->acquireLock(‘scanner appdat…’, 2, Object(OC\Lock\DBLockingProvider))
/var/www/html/nextcloud/lib/private/Files/Storage/Wrapper/Wrapper.php - line 588: OC\Files\Storage\Wrapper\Wrapper->acquireLock(‘scanner appdat…’, 2, Object(OC\Lock\DBLockingProvider))
/var/www/html/nextcloud/lib/private/Files/Cache/Scanner.php - line 316: OC\Files\Storage\Wrapper\Wrapper->acquireLock(‘scanner appdat…’, 2, Object(OC\Lock\DBLockingProvider))
/var/www/html/nextcloud/lib/private/Files/View.php - line 1301: OC\Files\Cache\Scanner->scan(‘appdata_oc77ydd…’, false)
/var/www/html/nextcloud/lib/private/Files/View.php - line 1342: OC\Files\View->getCacheEntry(Object(OCA\Files_Trashbin\Storage), ‘appdata_oc77ydd…’, ‘/appdata_oc77yd…’)
/var/www/html/nextcloud/lib/private/Files/Node/Root.php - line 196: OC\Files\View->getFileInfo(‘/appdata_oc77yd…’)
/var/www/html/nextcloud/lib/private/Files/Node/Folder.php - line 122: OC\Files\Node\Root->get(‘/appdata_oc77yd…’)
/var/www/html/nextcloud/lib/private/Files/AppData/AppData.php - line 89: OC\Files\Node\Folder->get(‘theming’)
/var/www/html/nextcloud/lib/private/Files/AppData/AppData.php - line 105: OC\Files\AppData\AppData->getAppDataFolder()
/var/www/html/nextcloud/apps/theming/lib/ImageManager.php - line 62: OC\Files\AppData\AppData->getFolder(‘0’)
/var/www/html/nextcloud/apps/theming/lib/ImageManager.php - line 78: OCA\Theming\ImageManager->getCacheFolder()
/var/www/html/nextcloud/apps/theming/lib/Controller/IconController.php - line 94: OCA\Theming\ImageManager->getCachedImage(‘icon-core-filet…’)
[internal function] OCA\Theming\Controller\IconController->getThemedIcon(‘core’, ‘filetypes/folde…’)
/var/www/html/nextcloud/lib/private/AppFramework/Http/Dispatcher.php - line 160: call_user_func_array(Array, Array)
/var/www/html/nextcloud/lib/private/AppFramework/Http/Dispatcher.php - line 90: OC\AppFramework\Http\Dispatcher->executeController(Object(OCA\Theming\Controller\IconController), ‘getThemedIcon’)
/var/www/html/nextcloud/lib/private/AppFramework/App.php - line 114: OC\AppFramework\Http\Dispatcher->dispatch(Object(OCA\Theming\Controller\IconController), ‘getThemedIcon’)
/var/www/html/nextcloud/lib/private/AppFramework/Routing/RouteActionHandler.php - line 47: OC\AppFramework\App main(‘OCA\Theming\Con…’, ‘getThemedIcon’, Object(OC\AppFramework\DependencyInjection\DIContainer), Array)
[internal function] OC\AppFramework\Routing\RouteActionHandler->__invoke(Array)
/var/www/html/nextcloud/lib/private/Route/Router.php - line 299: call_user_func(Object(OC\AppFramework\Routing\RouteActionHandler), Array)
/var/www/html/nextcloud/lib/base.php - line 1010: OC\Route\Router->match(‘/apps/theming/i…’)
/var/www/html/nextcloud/index.php - line 40: OC handleRequest()
{main}
AND
Doctrine\DBAL\Exception\DriverException: An exception occurred while executing ‘UPDATE
oc_filecache
SETmtime
= GREATEST(mtime
, ?),etag
= ? WHERE (storage
= ?) AND (path_hash
IN (‘d41d8cd98f00b204e9800998ecf8427e’, ‘0408b6d83c754dd91352ec76b9476660’, ‘dc105a434443413656cda016551f8145’, ‘1336ef2e36a0460cdaf958996f1fda50’))’ with params [1482014239, “5855be1f571a9”, 3]: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction
/var/www/html/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php - line 128: Doctrine\DBAL\Driver\AbstractMySQLDriver->convertException(‘An exception oc…’, Object(Doctrine\DBAL\Driver\PDOException))
/var/www/html/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Connection.php - line 996: Doctrine\DBAL\DBALException driverExceptionDuringQuery(Object(Doctrine\DBAL\Driver\PDOMySql\Driver), Object(Doctrine\DBAL\Driver\PDOException), ‘UPDATEoc_file...', Array) /var/www/html/nextcloud/lib/private/DB/Connection.php - line 215: Doctrine\DBAL\Connection->executeUpdate('UPDATE
oc_file…’, Array, Array)
/var/www/html/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php - line 208: OC\DB\Connection->executeUpdate(‘UPDATE `oc_file…’, Array, Array)
/var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php - line 177: Doctrine\DBAL\Query\QueryBuilder->execute()
/var/www/html/nextcloud/lib/private/Files/Cache/Propagator.php - line 88: OC\DB\QueryBuilder\QueryBuilder->execute()
/var/www/html/nextcloud/lib/private/Files/Cache/Updater.php - line 138: OC\Files\Cache\Propagator->propagateChange(‘appdata_oc77ydd…’, 1482014239, 0)
/var/www/html/nextcloud/lib/private/Files/View.php - line 318: OC\Files\Cache\Updater->update(‘appdata_oc77ydd…’, 1482014239)
/var/www/html/nextcloud/lib/private/Files/View.php - line 1142: OC\Files\View->writeUpdate(Object(OCA\Files_Trashbin\Storage), ‘appdata_oc77ydd…’, 1482014239)
/var/www/html/nextcloud/lib/private/Files/View.php - line 556: OC\Files\View->basicOperation(‘touch’, ‘/appdata_oc77yd…’, Array, NULL)
/var/www/html/nextcloud/lib/private/Files/Node/Folder.php - line 170: OC\Files\View->touch(‘/appdata_oc77yd…’)
/var/www/html/nextcloud/lib/private/Files/SimpleFS/SimpleFolder.php - line 83: OC\Files\Node\Folder->newFile(‘icon-core-filet…’)
/var/www/html/nextcloud/apps/theming/lib/ImageManager.php - line 94: OC\Files\SimpleFS\SimpleFolder->newFile(‘icon-core-filet…’)
/var/www/html/nextcloud/apps/theming/lib/Controller/IconController.php - line 100: OCA\Theming\ImageManager->setCachedImage(‘icon-core-filet…’, ‘<svg xmlns="htt…’)
[internal function] OCA\Theming\Controller\IconController->getThemedIcon(‘core’, ‘filetypes/text…’)
/var/www/html/nextcloud/lib/private/AppFramework/Http/Dispatcher.php - line 160: call_user_func_array(Array, Array)
/var/www/html/nextcloud/lib/private/AppFramework/Http/Dispatcher.php - line 90: OC\AppFramework\Http\Dispatcher->executeController(Object(OCA\Theming\Controller\IconController), ‘getThemedIcon’)
/var/www/html/nextcloud/lib/private/AppFramework/App.php - line 114: OC\AppFramework\Http\Dispatcher->dispatch(Object(OCA\Theming\Controller\IconController), ‘getThemedIcon’)
/var/www/html/nextcloud/lib/private/AppFramework/Routing/RouteActionHandler.php - line 47: OC\AppFramework\App main(‘OCA\Theming\Con…’, ‘getThemedIcon’, Object(OC\AppFramework\DependencyInjection\DIContainer), Array)
[internal function] OC\AppFramework\Routing\RouteActionHandler->__invoke(Array)
/var/www/html/nextcloud/lib/private/Route/Router.php - line 299: call_user_func(Object(OC\AppFramework\Routing\RouteActionHandler), Array)
/var/www/html/nextcloud/lib/base.php - line 1010: OC\Route\Router->match(‘/apps/theming/i…’)
/var/www/html/nextcloud/index.php - line 40: OC handleRequest()
{main}