Leider löst der Fix (bzw. das Update von heute: Maintenance release 17.1.20171218) das Problem nicht.
Der Apache spuckt aber einen anderen Fehler als damals aus:
[Wed Dec 20 18:39:05.479697 2017] [:error] [pid 5152] [client 192.168.0.2:59848] PHP Warning: Can’t get_minimum_file_id for scheme filesystem!\n in /usr/share/egroupware/api/src/Vfs.php on line 2306, referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479731 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #1 /usr/share/egroupware/api/src/Vfs.php(2306): trigger_error(‘Can’t get_minim…’, 512), referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479735 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #2 /usr/share/egroupware/api/src/Vfs.php(2586): EGroupware\Api\Vfs::_call_on_backend(‘get_minimum_fil…’, Array), referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479737 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #3 /usr/share/egroupware/collabora/src/Wopi.php(125): EGroupware\Api\Vfs::get_minimum_file_id(’/home/hansa/Eig…’), referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479738 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #4 /usr/share/egroupware/collabora/src/Bo.php(246): EGroupware\Collabora\Wopi::get_file_id(’/home/hansa/Eig…’), referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479740 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #5 /usr/share/egroupware/collabora/src/Ui.php(139): EGroupware\Collabora\Bo::get_action_url(’/home/hansa/Eig…’), referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479742 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #6 /usr/share/egroupware/index.php(155): EGroupware\Collabora\Ui->editor(), referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479744 2017] [:error] [pid 5152] [client 192.168.0.2:59848] #7 {main}, referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:05.479748 2017] [:error] [pid 5152] [client 192.168.0.2:59848] # Instance=default, User=hansa, Request=GET https://egw.xxx.de/egroupware/index.php?menuaction=collabora.EGroupware\collabora\Ui.editor&path=%2Fhome%2Fhansa%2FEigen%2FArzt.docx&cd=no, User-agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36, referer: https://egw.xxx.de/egroupware/index.php?cd=yes
[Wed Dec 20 18:39:07.454654 2017] [:error] [pid 5235] [client 192.168.0.40:60916] EGroupware\Api\Egw\Base::__get: There’s NO share object! EGroupware\Api\Egw\Base->__get:102 / EGroupware\Collabora\Wopi::index:51
[Wed Dec 20 18:39:07.456699 2017] [:error] [pid 5235] [client 192.168.0.40:60916] EGroupware\Collabora\Wopi\Files::header() header=Array([host] => egw.xxx.de[user-agent] => LOOLWSD WOPI Agent 2.1.5[x-forwarded-for] => 157.97.108.72[x-forwarded-host] => egw.xxx.de[x-forwarded-server] => egw.xxx.de[connection] => Keep-Alive)
[Wed Dec 20 18:39:07.456721 2017] [:error] [pid 5235] [client 192.168.0.40:60916] EGroupware\Collabora\Wopi\Files::process() _REQUEST=Array([access_token] => u6DwKQxBMDOrofKMdl9I8ctK1jq8SaBt[access_token_ttl] => 0[permission] => edit), X-WOPI-Override=, path (from token) = /var/lib/egroupware/default/Eigene_Dateien/Arzt.docx
Gruß
Hansa