fix https://github.com/owncloud/core/issues/6825
fix https://github.com/owncloud/core/issues/6825

pollopolea/core,bluelml/core,jbicha/server,cernbox/core,pmattern/server,owncloud/core,jbicha/server,cernbox/core,whitekiba/server,IljaN/core,lrytz/core,pollopolea/core,IljaN/core,owncloud/core,pixelipo/server,pmattern/server,pollopolea/core,whitekiba/server,cernbox/core,bluelml/core,owncloud/core,pixelipo/server,lrytz/core,michaelletzgus/nextcloud-server,endsguy/server,bluelml/core,nextcloud/server,pixelipo/server,pmattern/server,lrytz/core,nextcloud/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,sharidas/core,nextcloud/server,jbicha/server,Ardinis/server,lrytz/core,endsguy/server,bluelml/core,andreas-p/nextcloud-server,sharidas/core,jbicha/server,sharidas/core,pmattern/server,bluelml/core,pollopolea/core,whitekiba/server,IljaN/core,Ardinis/server,michaelletzgus/nextcloud-server,jbicha/server,whitekiba/server,xx621998xx/server,andreas-p/nextcloud-server,Ardinis/server,xx621998xx/server,phil-davis/core,xx621998xx/server,sharidas/core,whitekiba/server,xx621998xx/server,andreas-p/nextcloud-server,xx621998xx/server,sharidas/core,pixelipo/server,andreas-p/nextcloud-server,owncloud/core,endsguy/server,cernbox/core,pollopolea/core,owncloud/core,IljaN/core,lrytz/core,michaelletzgus/nextcloud-server,Ardinis/server,pixelipo/server,endsguy/server,Ardinis/server,endsguy/server,IljaN/core,cernbox/core,nextcloud/server,pmattern/server