The problem still happening.
This is the new owncloud.log output.
owncloud.log
{"reqId":"eY4HxD0\/xifqwxtzSj2l","remoteAddr":"188.114.98.99","app":"PHP","message":"rename(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/mapa-brasil.png,\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/mapa-brasil.png.d1469487739): Device or resource busy at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#249","level":3,"time":"2016-07-25T23:02:23+00:00","method":"DELETE","url":"\/remote.php\/webdav\/mapa-brasil.png","user":"mateussaggin"}
{"reqId":"3h+VPeT+xY2VzEZxzcha","remoteAddr":"188.114.99.106","app":"PHP","message":"rename(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/SAGGIN FOTOGRAFIAS.psd,\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/SAGGIN FOTOGRAFIAS.psd.d1469487739): Device or resource busy at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#249","level":3,"time":"2016-07-25T23:02:27+00:00","method":"DELETE","url":"\/remote.php\/webdav\/SAGGIN%20FOTOGRAFIAS.psd","user":"mateussaggin"}
{"reqId":"2uZpeByaDQEV2fqRYOTN","remoteAddr":"188.114.98.105","app":"PHP","message":"rename(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/machosa-logo.png,\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/machosa-logo.png.d1469487739): No such file or directory at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#249","level":3,"time":"2016-07-25T23:02:37+00:00","method":"DELETE","url":"\/remote.php\/webdav\/machosa-logo.png","user":"mateussaggin"}
{"reqId":"eY4HxD0\/xifqwxtzSj2l","remoteAddr":"188.114.98.99","app":"PHP","message":"filemtime(): stat failed for \/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/mapa-brasil.png.d1469487739 at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#159","level":3,"time":"2016-07-25T23:02:41+00:00","method":"DELETE","url":"\/remote.php\/webdav\/mapa-brasil.png","user":"mateussaggin"}
{"reqId":"3h+VPeT+xY2VzEZxzcha","remoteAddr":"188.114.99.106","app":"PHP","message":"filemtime(): stat failed for \/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/SAGGIN FOTOGRAFIAS.psd.d1469487739 at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#159","level":3,"time":"2016-07-25T23:02:43+00:00","method":"DELETE","url":"\/remote.php\/webdav\/SAGGIN%20FOTOGRAFIAS.psd","user":"mateussaggin"}
{"reqId":"2uZpeByaDQEV2fqRYOTN","remoteAddr":"188.114.98.105","app":"PHP","message":"filemtime(): stat failed for \/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/machosa-logo.png.d1469487739 at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#159","level":3,"time":"2016-07-25T23:02:46+00:00","method":"DELETE","url":"\/remote.php\/webdav\/machosa-logo.png","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"PHP","message":"fopen(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/943774_983458468404127_3803638278002991570_n.jpg): failed to open stream: No such file or directory at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#261","level":3,"time":"2016-07-25T20:27:35-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"webdav","message":"Exception: {\"Message\":\"HTTP\\\/1.1 503 Could not open file\",\"Exception\":\"Sabre\\\\DAV\\\\Exception\\\\ServiceUnavailable\",\"Code\":0,\"Trace\":\"#0 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/CorePlugin.php(83): OCA\\\\DAV\\\\Connector\\\\Sabre\\\\File->get()\\n#1 [internal function]: Sabre\\\\DAV\\\\CorePlugin->httpGet(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#2 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/event\\\/lib\\\/EventEmitterTrait.php(105): call_user_func_array(Array, Array)\\n#3 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(459): Sabre\\\\Event\\\\EventEmitter->emit('method:GET', Array)\\n#4 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(248): Sabre\\\\DAV\\\\Server->invokeMethod(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#5 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/appinfo\\\/v1\\\/webdav.php(55): Sabre\\\\DAV\\\\Server->exec()\\n#6 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/remote.php(138): require_once('\\\/opt\\\/bitnami\\\/ap...')\\n#7 {main}\",\"File\":\"\\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/lib\\\/connector\\\/sabre\\\/file.php\",\"Line\":306,\"User\":\"mateussaggin\"}","level":4,"time":"2016-07-25T20:27:37-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"PHP","message":"Cannot modify header information - headers already sent by (output started at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php:83) at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php#58","level":3,"time":"2016-07-25T20:27:40-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"PHP","message":"Cannot modify header information - headers already sent by (output started at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php:83) at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php#63","level":3,"time":"2016-07-25T20:27:42-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
And this is the apache log:
Apache log
[Mon Jul 25 22:37:45.784843 2016] [ssl:warn] [pid 3345:tid 140505020319552] AH01909: localhost:443:0 server certificate does NOT include an ID which matches the server name
[Mon Jul 25 22:37:45.834552 2016] [ssl:warn] [pid 3346:tid 140505020319552] AH01909: localhost:443:0 server certificate does NOT include an ID which matches the server name
[Mon Jul 25 22:37:45.834651 2016] [lbmethod_heartbeat:notice] [pid 3346:tid 140505020319552] AH02282: No slotmem from mod_heartmonitor
[Mon Jul 25 22:37:45.850783 2016] [mpm_event:notice] [pid 3346:tid 140505020319552] AH00489: Apache/2.4.20 (Unix) OpenSSL/1.0.2h configured -- resuming normal operations
[Mon Jul 25 22:37:45.850824 2016] [core:notice] [pid 3346:tid 140505020319552] AH00094: Command line: '/opt/bitnami/apache2/bin/httpd.bin -f /opt/bitnami/apache2/conf/httpd.conf'
[Mon Jul 25 22:43:21.904310 2016] [core:error] [pid 3363:tid 140504528242432] (13)Permission denied: [client 188.114.99.106:62435] AH00035: access to / denied (filesystem path '/opt/bitnami/apps/owncloud/htdocs') because search permissions are missing on a component of the path
[Mon Jul 25 22:43:25.174134 2016] [core:error] [pid 3364:tid 140504427529984] (13)Permission denied: [client 188.114.99.106:15149] AH00035: access to / denied (filesystem path '/opt/bitnami/apps/owncloud/htdocs') because search permissions are missing on a component of the path
[Mon Jul 25 23:08:52.086397 2016] [autoindex:error] [pid 3364:tid 140504427529984] [client 188.114.99.106:64846] AH01276: Cannot serve directory /opt/bitnami/apps/owncloud/htdocs/core/doc/user/_static/: No matching DirectoryIndex (index.php,index.html) found, and server-generated directory index forbidden by Options directive, referer: https://scloud.saggin.com.br/core/doc/user/index.html
[Mon Jul 25 23:21:35.034826 2016] [mpm_event:notice] [pid 3346:tid 140505020319552] AH00491: caught SIGTERM, shutting down
[Mon Jul 25 23:22:50.596147 2016] [ssl:warn] [pid 1510:tid 140310776543040] AH01909: localhost:443:0 server certificate does NOT include an ID which matches the server name
[Mon Jul 25 23:22:50.642242 2016] [ssl:warn] [pid 1511:tid 140310776543040] AH01909: localhost:443:0 server certificate does NOT include an ID which matches the server name
[Mon Jul 25 23:22:50.642357 2016] [lbmethod_heartbeat:notice] [pid 1511:tid 140310776543040] AH02282: No slotmem from mod_heartmonitor
[Mon Jul 25 23:22:50.658663 2016] [mpm_event:notice] [pid 1511:tid 140310776543040] AH00489: Apache/2.4.20 (Unix) OpenSSL/1.0.2h configured -- resuming normal operations
[Mon Jul 25 23:22:50.658708 2016] [core:notice] [pid 1511:tid 140310776543040] AH00094: Command line: '/opt/bitnami/apache2/bin/httpd.bin -f /opt/bitnami/apache2/conf/httpd.conf'
EDIT:
owncloud.log with level 0
{"reqId":"eY4HxD0\/xifqwxtzSj2l","remoteAddr":"188.114.98.99","app":"PHP","message":"rename(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/mapa-brasil.png,\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/mapa-brasil.png.d1469487739): Device or resource busy at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#249","level":3,"time":"2016-07-25T23:02:23+00:00","method":"DELETE","url":"\/remote.php\/webdav\/mapa-brasil.png","user":"mateussaggin"}
{"reqId":"3h+VPeT+xY2VzEZxzcha","remoteAddr":"188.114.99.106","app":"PHP","message":"rename(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/SAGGIN FOTOGRAFIAS.psd,\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/SAGGIN FOTOGRAFIAS.psd.d1469487739): Device or resource busy at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#249","level":3,"time":"2016-07-25T23:02:27+00:00","method":"DELETE","url":"\/remote.php\/webdav\/SAGGIN%20FOTOGRAFIAS.psd","user":"mateussaggin"}
{"reqId":"2uZpeByaDQEV2fqRYOTN","remoteAddr":"188.114.98.105","app":"PHP","message":"rename(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/machosa-logo.png,\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/machosa-logo.png.d1469487739): No such file or directory at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#249","level":3,"time":"2016-07-25T23:02:37+00:00","method":"DELETE","url":"\/remote.php\/webdav\/machosa-logo.png","user":"mateussaggin"}
{"reqId":"eY4HxD0\/xifqwxtzSj2l","remoteAddr":"188.114.98.99","app":"PHP","message":"filemtime(): stat failed for \/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/mapa-brasil.png.d1469487739 at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#159","level":3,"time":"2016-07-25T23:02:41+00:00","method":"DELETE","url":"\/remote.php\/webdav\/mapa-brasil.png","user":"mateussaggin"}
{"reqId":"3h+VPeT+xY2VzEZxzcha","remoteAddr":"188.114.99.106","app":"PHP","message":"filemtime(): stat failed for \/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/SAGGIN FOTOGRAFIAS.psd.d1469487739 at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#159","level":3,"time":"2016-07-25T23:02:43+00:00","method":"DELETE","url":"\/remote.php\/webdav\/SAGGIN%20FOTOGRAFIAS.psd","user":"mateussaggin"}
{"reqId":"2uZpeByaDQEV2fqRYOTN","remoteAddr":"188.114.98.105","app":"PHP","message":"filemtime(): stat failed for \/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files_trashbin\/files\/machosa-logo.png.d1469487739 at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#159","level":3,"time":"2016-07-25T23:02:46+00:00","method":"DELETE","url":"\/remote.php\/webdav\/machosa-logo.png","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"PHP","message":"fopen(\/opt\/bitnami\/apps\/owncloud\/data\/Saggin\/FTP_OwnCloud\/mateussaggin\/files\/943774_983458468404127_3803638278002991570_n.jpg): failed to open stream: No such file or directory at \/opt\/bitnami\/apps\/owncloud\/htdocs\/lib\/private\/files\/storage\/local.php#261","level":3,"time":"2016-07-25T20:27:35-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"webdav","message":"Exception: {\"Message\":\"HTTP\\\/1.1 503 Could not open file\",\"Exception\":\"Sabre\\\\DAV\\\\Exception\\\\ServiceUnavailable\",\"Code\":0,\"Trace\":\"#0 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/CorePlugin.php(83): OCA\\\\DAV\\\\Connector\\\\Sabre\\\\File->get()\\n#1 [internal function]: Sabre\\\\DAV\\\\CorePlugin->httpGet(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#2 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/event\\\/lib\\\/EventEmitterTrait.php(105): call_user_func_array(Array, Array)\\n#3 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(459): Sabre\\\\Event\\\\EventEmitter->emit('method:GET', Array)\\n#4 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(248): Sabre\\\\DAV\\\\Server->invokeMethod(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#5 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/appinfo\\\/v1\\\/webdav.php(55): Sabre\\\\DAV\\\\Server->exec()\\n#6 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/remote.php(138): require_once('\\\/opt\\\/bitnami\\\/ap...')\\n#7 {main}\",\"File\":\"\\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/lib\\\/connector\\\/sabre\\\/file.php\",\"Line\":306,\"User\":\"mateussaggin\"}","level":4,"time":"2016-07-25T20:27:37-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"PHP","message":"Cannot modify header information - headers already sent by (output started at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php:83) at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php#58","level":3,"time":"2016-07-25T20:27:40-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"sfXRVsVqOhBG1WkQNWuu","remoteAddr":"188.114.98.106","app":"PHP","message":"Cannot modify header information - headers already sent by (output started at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php:83) at \/opt\/bitnami\/apps\/owncloud\/htdocs\/3rdparty\/sabre\/http\/lib\/Sapi.php#63","level":3,"time":"2016-07-25T20:27:42-03:00","method":"GET","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"7xfuXh6+ekxWUE1\/nD+f","remoteAddr":"188.114.98.106","app":"webdav","message":"Exception: {\"Message\":\"HTTP\\\/1.1 403 Forbidden\",\"Exception\":\"Sabre\\\\DAV\\\\Exception\\\\Forbidden\",\"Code\":0,\"Trace\":\"#0 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Tree.php(179): OCA\\\\DAV\\\\Connector\\\\Sabre\\\\File->delete()\\n#1 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/CorePlugin.php(285): Sabre\\\\DAV\\\\Tree->delete('943774_98345846...')\\n#2 [internal function]: Sabre\\\\DAV\\\\CorePlugin->httpDelete(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#3 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/event\\\/lib\\\/EventEmitterTrait.php(105): call_user_func_array(Array, Array)\\n#4 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(459): Sabre\\\\Event\\\\EventEmitter->emit('method:DELETE', Array)\\n#5 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(248): Sabre\\\\DAV\\\\Server->invokeMethod(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#6 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/appinfo\\\/v1\\\/webdav.php(55): Sabre\\\\DAV\\\\Server->exec()\\n#7 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/remote.php(138): require_once('\\\/opt\\\/bitnami\\\/ap...')\\n#8 {main}\",\"File\":\"\\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/lib\\\/connector\\\/sabre\\\/file.php\",\"Line\":335,\"User\":\"mateussaggin\"}","level":0,"time":"2016-07-25T20:44:12-03:00","method":"DELETE","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.jpg","user":"mateussaggin"}
{"reqId":"oYA4cg+P\/Og\/Tst8Wyik","remoteAddr":"188.114.97.96","app":"webdav","message":"Exception: {\"Message\":\"HTTP\\\/1.1 403 Forbidden\",\"Exception\":\"Sabre\\\\DAV\\\\Exception\\\\Forbidden\",\"Code\":0,\"Trace\":\"#0 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Tree.php(179): OCA\\\\DAV\\\\Connector\\\\Sabre\\\\File->delete()\\n#1 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/CorePlugin.php(285): Sabre\\\\DAV\\\\Tree->delete('943774_98345846...')\\n#2 [internal function]: Sabre\\\\DAV\\\\CorePlugin->httpDelete(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#3 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/event\\\/lib\\\/EventEmitterTrait.php(105): call_user_func_array(Array, Array)\\n#4 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(459): Sabre\\\\Event\\\\EventEmitter->emit('method:DELETE', Array)\\n#5 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(248): Sabre\\\\DAV\\\\Server->invokeMethod(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#6 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/appinfo\\\/v1\\\/webdav.php(55): Sabre\\\\DAV\\\\Server->exec()\\n#7 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/remote.php(138): require_once('\\\/opt\\\/bitnami\\\/ap...')\\n#8 {main}\",\"File\":\"\\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/lib\\\/connector\\\/sabre\\\/file.php\",\"Line\":335,\"User\":\"mateussaggin\"}","level":0,"time":"2016-07-25T20:44:12-03:00","method":"DELETE","url":"\/remote.php\/webdav\/943774_983458468404127_3803638278002991570_n.png","user":"mateussaggin"}
{"reqId":"SSlpXM3wY\/TxyrLPXyp3","remoteAddr":"188.114.97.66","app":"webdav","message":"Exception: {\"Message\":\"HTTP\\\/1.1 403 Forbidden\",\"Exception\":\"Sabre\\\\DAV\\\\Exception\\\\Forbidden\",\"Code\":0,\"Trace\":\"#0 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Tree.php(179): OCA\\\\DAV\\\\Connector\\\\Sabre\\\\File->delete()\\n#1 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/CorePlugin.php(285): Sabre\\\\DAV\\\\Tree->delete('capa-ensaio.jpg')\\n#2 [internal function]: Sabre\\\\DAV\\\\CorePlugin->httpDelete(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#3 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/event\\\/lib\\\/EventEmitterTrait.php(105): call_user_func_array(Array, Array)\\n#4 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(459): Sabre\\\\Event\\\\EventEmitter->emit('method:DELETE', Array)\\n#5 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/3rdparty\\\/sabre\\\/dav\\\/lib\\\/DAV\\\/Server.php(248): Sabre\\\\DAV\\\\Server->invokeMethod(Object(Sabre\\\\HTTP\\\\Request), Object(Sabre\\\\HTTP\\\\Response))\\n#6 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/appinfo\\\/v1\\\/webdav.php(55): Sabre\\\\DAV\\\\Server->exec()\\n#7 \\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/remote.php(138): require_once('\\\/opt\\\/bitnami\\\/ap...')\\n#8 {main}\",\"File\":\"\\\/opt\\\/bitnami\\\/apps\\\/owncloud\\\/htdocs\\\/apps\\\/dav\\\/lib\\\/connector\\\/sabre\\\/file.php\",\"Line\":335,\"User\":\"mateussaggin\"}","level":0,"time":"2016-07-25T20:44:13-03:00","method":"DELETE","url":"\/remote.php\/webdav\/capa-ensaio.jpg","user":"mateussaggin"}
I clear the log and this outputs was generated when trying to delete the files from web interface. This files that I tried to delete was already deleted from desktop client.