Probleme bei Update - Internal Server Error

Das Update-Skript ist leider hängen geblieben. Ich hab keine Ahnung was ich machen kann. Freue mich über vorschläge! Danke

Error

Received an error message.
URL:  unpack?offset=0&total=0
Message:  Internal Server Error

Please try to fix this error and restart the update.

Response

 {"code":0,"message":"Could not rename the \"files\/update\/files\/public\/bundles\/administration\/e2ca1dcd29f88ab024a3.worker.js\" key to \"public\/bundles\/administration\/e2ca1dcd29f88ab024a3.worker.js\".","file":"\/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/knplabs\/gaufrette\/src\/Gaufrette\/Filesystem.php","line":67,"trace":"#0 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Update\/src\/Steps\/UnpackStep.php(111): Gaufrette\\Filesystem-\>rename()\n#1 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Update\/src\/Controller\/BatchController.php(90): Shopware\\Recovery\\Update\\Steps\\UnpackStep-\>run()\n#2 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Update\/src\/app.php(91): Shopware\\Recovery\\Update\\Controller\\BatchController-\>unpack()\n#3 [internal function]: Closure-\>{closure}()\n#4 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/Handlers\/Strategies\/RequestResponse.php(40): call\_user\_func()\n#5 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/Route.php(281): Slim\\Handlers\\Strategies\\RequestResponse-\>\_\_invoke()\n#6 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/MiddlewareAwareTrait.php(117): Slim\\Route-\>\_\_invoke()\n#7 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/Route.php(268): Slim\\Route-\>callMiddlewareStack()\n#8 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/App.php(503): Slim\\Route-\>run()\n#9 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Update\/src\/app.php(66): Slim\\App-\>\_\_invoke()\n#10 [internal function]: Closure-\>{closure}()\n#11 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/DeferredCallable.php(57): call\_user\_func\_array()\n#12 [internal function]: Slim\\DeferredCallable-\>\_\_invoke()\n#13 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/MiddlewareAwareTrait.php(70): call\_user\_func()\n#14 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/MiddlewareAwareTrait.php(117): Slim\\App-\>Slim\\{closure}()\n#15 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/App.php(392): Slim\\App-\>callMiddlewareStack()\n#16 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Common\/vendor\/slim\/slim\/Slim\/App.php(297): Slim\\App-\>process()\n#17 \/home\/sites\/site100009672\/web\/shop\/vendor\/shopware\/recovery\/Update\/index.php(36): Slim\\App-\>run()\n#18 \/home\/sites\/site100009672\/web\/shop\/public\/recovery\/update\/index.php(6): require\_once('\/home\/sites\/sit...')\n#19 {main}"} 

**Warning** : rename(/home/sites/site100009672/web/shop/files/update/files/public/bundles/administration/e2ca1dcd29f88ab024a3.worker.js,/home/sites/site100009672/web/shop/public/bundles/administration/e2ca1dcd29f88ab024a3.worker.js): Permission denied in **/home/sites/site100009672/web/shop/vendor/shopware/recovery/Common/vendor/knplabs/gaufrette/src/Gaufrette/Adapter/Local.php** on line **85**