App freezes and uploads failing

Expected behaviour

upload files without troubles for Android Devices this works with bigger files (>200MB) without troubles

Actual behaviour

ios app freezes and upload fails

nextcloud.log for one file:

{"reqId":"EUIcJLZjB2T3D1cGRtgi","level":0,"time":"2020-10-14T18:50:56+00:00","remoteAddr":"5.180.xxx.xxx","user":"--","app":"files_external","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13%2017-02
-16%204149.mov","message":"/appinfo/app.php is deprecated, use \\OCP\\AppFramework\\Bootstrap\\IBootstrap on the application class instead.","userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.0.0.
9"}                                                                                                                                                                                                                
{"reqId":"EUIcJLZjB2T3D1cGRtgi","level":0,"time":"2020-10-14T18:50:56+00:00","remoteAddr":"5.180.xxx.xxx","user":"--","app":"files_sharing","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13%2017-02-
16%204149.mov","message":"/appinfo/app.php is deprecated, use \\OCP\\AppFramework\\Bootstrap\\IBootstrap on the application class instead.","userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.0.0.9
"}                                                                                                                                                                                                                 
{"reqId":"EUIcJLZjB2T3D1cGRtgi","level":1,"time":"2020-10-14T18:50:56+00:00","remoteAddr":"5.180.xxx.xxx","user":"xXxXx","app":"no app in context","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13
%2017-02-16%204149.mov","message":"Deprecated event type for {\"[object] (OCP\\SabrePluginEvent)\":{\"*statusCode\":200,\"*message\":\"\",\"*server\":{\"[object] (OCA\\DAV\\Connector\\Sabre\\Server)\":{\"tree\":
\"[object] (OCA\\DAV\\Connector\\Sabre\\ObjectTree)\",\"*baseUri\":\"/remote.php/webdav/\",\"httpResponse\":\"[object] (Sabre\\HTTP\\Response)\",\"httpRequest\":\"[object] (Sabre\\HTTP\\Request)\",\"sapi\":\"[ob
ject] (Sabre\\HTTP\\Sapi)\",\"*plugins\":[],\"transactionType\":null,\"protectedProperties\":{\"...\":\"Over 20 items, aborting normalization\"},\"debugExceptions\":false,\"resourceTypeMapping\":[],\"enablePropf
indDepthInfinity\":true,\"xml\":\"[object] (Sabre\\DAV\\Xml\\Service)\",\"*listeners\":{\"...\":\"Over 20 items, aborting normalization\"},\"*wildcardListeners\":[],\"*listenerIndex\":[],\"*logger\":null}},\"Sym
fony\\Contracts\\EventDispatcher\\EventpropagationStopped\":false}}: null","userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.0.0.9"}                                                               
{"reqId":"ZqrKkenDAWoVLh3Rbv5y","level":0,"time":"2020-10-14T18:55:19+00:00","remoteAddr":"5.180.xxx.xxx","user":"xXxXx","app":"files_external","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13%20
17-02-16%204149.mov","message":"/appinfo/app.php is deprecated, use \\OCP\\AppFramework\\Bootstrap\\IBootstrap on the application class instead.","userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20
.0.0.9"}                                                                                                                                                                                                           
{"reqId":"ZqrKkenDAWoVLh3Rbv5y","level":0,"time":"2020-10-14T18:55:19+00:00","remoteAddr":"5.180.xxx.xxx","user":"xXxXx","app":"files_sharing","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13%201
7-02-16%204149.mov","message":"/appinfo/app.php is deprecated, use \\OCP\\AppFramework\\Bootstrap\\IBootstrap on the application class instead.","userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.
0.0.9"}                                                                                                                                                                                                            
{"reqId":"ZqrKkenDAWoVLh3Rbv5y","level":1,"time":"2020-10-14T18:55:19+00:00","remoteAddr":"5.180.xxx.xxx","user":"xXxXx","app":"no app in context","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13
%2017-02-16%204149.mov","message":"Deprecated event type for {\"[object] (OCP\\SabrePluginEvent)\":{\"*statusCode\":200,\"*message\":\"\",\"*server\":{\"[object] (OCA\\DAV\\Connector\\Sabre\\Server)\":{\"tree\":
\"[object] (OCA\\DAV\\Connector\\Sabre\\ObjectTree)\",\"*baseUri\":\"/remote.php/webdav/\",\"httpResponse\":\"[object] (Sabre\\HTTP\\Response)\",\"httpRequest\":\"[object] (Sabre\\HTTP\\Request)\",\"sapi\":\"[ob
ject] (Sabre\\HTTP\\Sapi)\",\"*plugins\":[],\"transactionType\":null,\"protectedProperties\":{\"...\":\"Over 20 items, aborting normalization\"},\"debugExceptions\":false,\"resourceTypeMapping\":[],\"enablePropf
indDepthInfinity\":true,\"xml\":\"[object] (Sabre\\DAV\\Xml\\Service)\",\"*listeners\":{\"...\":\"Over 20 items, aborting normalization\"},\"*wildcardListeners\":[],\"*listenerIndex\":[],\"*logger\":null}},\"Sym
fony\\Contracts\\EventDispatcher\\EventpropagationStopped\":false}}: null","userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.0.0.9"}                                                               
{"reqId":"ZqrKkenDAWoVLh3Rbv5y","level":3,"time":"2020-10-14T18:56:21+00:00","remoteAddr":"5.180.xxx.xxx","user":"xXxXx","app":"no app in context","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13
%2017-02-16%204149.mov","message":{"Exception":"Sabre\\DAV\\Exception\\BadRequest","Message":"Expected filesize of 306268658 bytes but read (from Nextcloud client) and wrote (to Nextcloud storage) 78905340 bytes
. Could either be a network problem on the sending side or a problem writing to the storage on the server side.","Code":0,"Trace":[{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":1143,"funct
ion":"put","class":"OCA\\DAV\\Connector\\Sabre\\File","type":"->"},{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/CorePlugin.php","line":515,"function":"updateFile","class":"Sabre\\DAV\\Server","type":"->","a
rgs":["*** sensitive parameters replaced ***"]},{"file":"/var/www/html/3rdparty/sabre/event/lib/WildcardEmitterTrait.php","line":89,"function":"httpPut","class":"Sabre\\DAV\\CorePlugin","type":"->"},{"file":"/va
r/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":474,"function":"emit","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":251,"function":"invok
eMethod","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":319,"function":"start","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/app
s/dav/appinfo/v1/webdav.php","line":84,"function":"exec","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/remote.php","line":167,"args":["/var/www/html/apps/dav/appinfo/v1/webdav.php"],"function"
:"require_once"}],"File":"/var/www/html/apps/dav/lib/Connector/Sabre/File.php","Line":246,"CustomMessage":"--"},"userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.0.0.9"}                          
{"reqId":"ZqrKkenDAWoVLh3Rbv5y","level":0,"time":"2020-10-14T18:56:21+00:00","remoteAddr":"5.180.xxx.xxx","user":"xXxXx","app":"webdav","method":"PUT","url":"/remote.php/webdav/Photos/2020/10/20-10-13%2017-02-16
%204149.mov","message":{"Exception":"Sabre\\DAV\\Exception\\BadRequest","Message":"Expected filesize of 306268658 bytes but read (from Nextcloud client) and wrote (to Nextcloud storage) 78905340 bytes. Could eit
her be a network problem on the sending side or a problem writing to the storage on the server side.","Code":0,"Trace":[{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":1143,"function":"put",
"class":"OCA\\DAV\\Connector\\Sabre\\File","type":"->"},{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/CorePlugin.php","line":515,"function":"updateFile","class":"Sabre\\DAV\\Server","type":"->","args":["*** 
sensitive parameters replaced ***"]},{"file":"/var/www/html/3rdparty/sabre/event/lib/WildcardEmitterTrait.php","line":89,"function":"httpPut","class":"Sabre\\DAV\\CorePlugin","type":"->"},{"file":"/var/www/html/
3rdparty/sabre/dav/lib/DAV/Server.php","line":474,"function":"emit","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":251,"function":"invokeMethod","c
lass":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/3rdparty/sabre/dav/lib/DAV/Server.php","line":319,"function":"start","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/apps/dav/appin
fo/v1/webdav.php","line":84,"function":"exec","class":"Sabre\\DAV\\Server","type":"->"},{"file":"/var/www/html/remote.php","line":167,"args":["/var/www/html/apps/dav/appinfo/v1/webdav.php"],"function":"require_o
nce"}],"File":"/var/www/html/apps/dav/lib/Connector/Sabre/File.php","Line":246,"CustomMessage":"--"},"userAgent":"Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8","version":"20.0.0.9"}

apache2 log:

5.180.XXX.XXX - xXxXx [14/Oct/2020:18:50:56 +0000] "PUT /remote.php/webdav/Photos/2020/10/20-10-13%2017-02-16%204149.mov HTTP/1.1" 201 1495 "-" "Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8"
5.180.XXX.XXX - xXxXx [14/Oct/2020:18:55:19 +0000] "PUT /remote.php/webdav/Photos/2020/10/20-10-13%2017-02-16%204149.mov HTTP/1.1" 400 512 "-" "Mozilla/5.0 (iOS) Nextcloud-iOS/3.0.8"

Steps to reproduce

Reasoning or why should it be changed/implemented?

bug or something

iOS version

App version

3.0.8

Server configuration

Operating system: Ubuntu 20.04.1 LTS (Focal Fossa)

Web server: apache2/focal-updates,focal-security,now 2.4.41-4ubuntu3.1 amd64 [installed]

Database: apache2/focal-updates,focal-security,now 2.4.41-4ubuntu3.1 amd64 [installed]

PHP version: php7.4/focal-updates,focal-security,now 7.4.3-4ubuntu2.2 all [installed,automatic]

Nextcloud version: (see Nextcloud admin page) 20.0.0

nextcloud / ios