Nextcloud hängt bei Update

Hallo zusammen,

leider hängt meine Nextcloud (auf Nas Syno) im Update (mit - Update in process.).

In der Config scheint alles OK (‘maintenance’ => false,)

Log File Update:

2017-02-25T16:17:49+0100 AYXR1FoJnW [info] end of checkForUpdate() Update to Nextcloud 11.0.2 RC3 available. (channel: “beta”)
Following file will be downloaded automatically: https://download.nextcloud.com/server/prereleases/nextcloud-11.0.2RC3.zip
2017-02-25T16:17:58+0100 4ZzOHxACL6 [info] request to updater
2017-02-25T16:17:58+0100 4ZzOHxACL6 [info] currentStep()
2017-02-25T16:17:58+0100 4ZzOHxACL6 [info] Step 6 is in state “end”.
2017-02-25T16:17:58+0100 4ZzOHxACL6 [info] POST request for step "7"
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] startStep(“7”)
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] replaceEntryPoints()
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] replace index.php
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] replace status.php
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] replace remote.php
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] replace public.php
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] replace ocs/v1.php
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] end of replaceEntryPoints()
2017-02-25T16:17:59+0100 4ZzOHxACL6 [info] endStep(“7”)
2017-02-25T16:17:59+0100 5V4jYgWgie [info] request to updater
2017-02-25T16:17:59+0100 5V4jYgWgie [info] currentStep()
2017-02-25T16:17:59+0100 5V4jYgWgie [info] Step 7 is in state “end”.
2017-02-25T16:17:59+0100 5V4jYgWgie [info] POST request for step "8"
2017-02-25T16:17:59+0100 5V4jYgWgie [info] startStep(“8”)
2017-02-25T16:17:59+0100 5V4jYgWgie [info] deleteOldFiles()
2017-02-25T16:19:41+0100 5V4jYgWgie [info] config sample exists
2017-02-25T16:19:41+0100 5V4jYgWgie [info] thmes README exists
2017-02-25T17:20:41+0100 5V4jYgWgie [info] end of deleteOldFiles()
2017-02-25T17:20:41+0100 5V4jYgWgie [info] endStep(“8”)

Log vom Update:

{“reqId”:“h4Tv3IK2wportZRs9Kte”,“remoteAddr”:“192.168.178.22”,“app”:“PHP”,“message”:“Automatically populating $HTTP_RAW_POST_DATA is deprecated and will be removed in a future version. To avoid this warning set ‘always_populate_raw_post_data’ to ‘-1’ in php.ini and use the php://input stream instead. at Unknown#0”,“level”:3,“time”:“2016-10-02T20:16:37+00:00”,“method”:“POST”,“url”:"/nextcloud/ocs/v2.php/apps/survey_client/api/v1/monthly",“user”:"::"}
{“reqId”:“dOocBIt5Ccv0CUTR0JcM”,“remoteAddr”:“192.168.178.22”,“app”:“PHP”,“message”:“Undefined index: MemAvailable at /volume1/web/nextcloud/apps/serverinfo/lib/SystemStatistics.php#85”,“level”:3,“time”:“2016-10-02T20:16:55+00:00”,“method”:“GET”,“url”:"/nextcloud/index.php/apps/serverinfo/update",“user”:"…"}
{“reqId”:“Y1J5/HFUr+0Yhn/hgSNk”,“remoteAddr”:“192.168.178.22”,“app”:“PHP”,“message”:“Undefined index: MemAvailable at /volume1/web/nextcloud/apps/serverinfo/lib/SystemStatistics.php#85”,“level”:3,“time”:“2016-10-02T20:16:57+00:00”,“method”:“GET”,“url”:"/nextcloud/index.php/apps/serverinfo/update",“user”:"…"}
{“reqId”:“7QBesgRi/la5fnIIhylb”,“remoteAddr”:“192.168.178.22”,“app”:“PHP”,“message”:“Undefined index: MemAvailable at /volume1/web/nextcloud/apps/serverinfo/lib/SystemStatistics.php#85”,“level”:3,“time”:“2016-10-02T20:16:58+00:00”,“method”:“GET”,“url”:"/nextcloud/index.php/apps/serverinfo/update",“user”:"…"}

Hat jemand eine Idee?

Danke.

VG

BLRD