Ok, here's (a snippet of) the logfile (which actually is 68.910 KB so around 67MB):
15:23:09:110 LOG_SYSTEM:cmdparam -serviceversion
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR accessuser
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR accesspwd
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR autotree
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR clearclientsonrestart
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR codepage
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR dlnastrict
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR livevideoname
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR liveradioname
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR allradio
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR platform
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR startupmb
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR v
15:23:09:110 LOG_SYSTEM:NO TRANSLATION FOR webnodes
15:23:09:110 LOG_SYSTEM:Blowfish URL: mac=9a1f572e640eb141218c55871880282b&umac=000c29534276
15:23:09:110 LOG_SYSTEM:upnp_server_start IP init: 10.10.5.6
15:23:09:110 LOG_SYSTEM:upnp_server_start server interface 10.10.5.6
15:23:09:126 LOG_SYSTEM:upnp_server_start HTTP Server starting at 10.10.5.6:9000
15:23:09:141 LOG_SYSTEM:upnp_server_start HTTP Server for remote access starting at 10.10.5.6:9000
15:23:09:157 filescanner thread started
15:23:24:276 LOG_SYSTEM:upnp_file_open_write file open write error "\\dc01\MP3\x"
15:23:24:291 LOG_SYSTEM:upnp_file_open_write file open write error "\\xw4600\Download\x"
15:23:24:494 scanning
15:23:24:541 scanned \\dc01\Photos\<somedir>
15:23:24:572 scanned \\dc01\Photos\<somedir>
...
...
15:23:26:603 scanned \\dc01\Photos
15:23:26:603 scanning
15:23:26:618 scanned \\dc01\MP3\<somedir>
15:23:26:665 scanned \\dc01\MP3\<somedir>
...
...
15:23:40:613 scanned \\dc01\MP3
15:23:40:613 scanning
15:23:41:628 scanned \\xw4600\Download\<somedir>
15:23:41:987 scanned \\xw4600\Download\<somedir>
...
...
15:23:42:580 scanned \\xw4600\Download
15:23:55:716 LOG_SYSTEM:checking (once) for plugin C:\Program Files\TwonkyMedia\plugins\adobe-import.plugin
15:23:55:716 LOG_SYSTEM:checking (once) for plugin C:\Program Files\TwonkyMedia\plugins\itunes-import.plugin
15:23:55:716 LOG_SYSTEM:checking (once) for plugin C:\Program Files\TwonkyMedia\plugins\shoutcast-import.plugin
15:23:55:716 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
15:23:55:716 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
15:23:55:716 LOG_SYSTEM:parm: [0]
22:24:10:024 update on \\dc01\MP3\<somedir>\some.mp3
22:24:14:773 update on \\dc01\MP3\<somedir>\some.mp3
22:24:16:741 working on \\dc01\MP3\<somedir>\some.mp3
22:24:16:741 adding \\dc01\MP3\<somedir>\some.mp3
22:24:16:788 added \\dc01\MP3\<somedir>\some.mp3
22:24:20:959 working on \\dc01\MP3\<somedir>\some.mp3
22:24:20:959 adding \\dc01\MP3\<somedir>\some.mp3
22:24:20:959 added \\dc01\MP3\<somedir>\some.mp3
22:25:40:229 update on \\dc01\MP3\<somedir>\some.mp3
...
...
22:27:22:720 working on \\dc01\MP3\<somedir>\some.mp3
22:27:22:720 adding \\dc01\MP3\<somedir>\some.mp3
22:27:22:720 added \\dc01\MP3\<somedir>\some.mp3
11:23:43:590 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
11:23:43:590 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
11:23:43:590 LOG_SYSTEM:parm: [0]
22:56:21:786 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:21:786 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:363 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:363 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:379 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:379 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:394 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:394 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:426 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:426 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:441 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:26:441 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:082 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:332 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:332 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:816 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:816 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:832 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:847 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:27:847 update on \\dc01\Photos\<somedir>\Thumbs.db
22:56:48:141 working on \\dc01\Photos\<somedir>\Thumbs.db
22:56:48:157 working on \\dc01\Photos\<somedir>\some.JPG
22:56:48:157 adding \\dc01\Photos\<somedir>\some.JPG
22:56:48:157 added \\dc01\Photos\<somedir>\some.JPG
...
...
22:56:48:547 working on \\dc01\Fotos\some.JPG
22:56:48:547 adding \\dc01\Fotos\<somedir>\some.JPG
22:56:48:547 added \\dc01\Fotos\<somedir>\some.JPG
22:56:48:547 working on \\dc01\Fotos\<somedir>\some.JPG
22:56:48:547 adding \\dc01\Fotos\<somedir>\some.JPG
22:56:48:547 added \\dc01\Fotos\<somedir>\some.JPG
22:57:01:202 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:03:217 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:03:264 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:03:264 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:04:795 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:04:811 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:04:826 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:04:826 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:06:357 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:06:529 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:06:529 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:06:982 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:06:982 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:06:998 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:07:013 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:07:013 update on \\dc01\Fotos\<somedir>\Thumbs.db
22:57:12:856 working on \\dc01\Fotos\<somedir>\some.JPG
22:57:12:856 adding \\dc01\Fotos\<somedir>\some.JPG
22:57:12:856 added \\dc01\Fotos\<somedir>\some.JPG
22:57:12:856 working on \\dc01\Fotos\<somedir>\some.JPG
22:57:12:872 adding \\dc01\Fotos\<somedir>\some.JPG
...
repeats...
...
23:07:26:297 working on \\dc01\Fotos\<somedir>\Thumbs.db
07:23:57:606 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
07:23:57:606 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
07:23:57:606 LOG_SYSTEM:parm: [0]
03:23:57:642 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
03:23:57:642 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
03:23:57:642 LOG_SYSTEM:parm: [0]
23:23:57:262 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
23:23:57:262 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
23:23:57:262 LOG_SYSTEM:parm: [0]
19:23:57:073 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
19:23:57:073 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
19:23:57:073 LOG_SYSTEM:parm: [0]
15:23:57:887 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
15:23:57:887 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
15:23:57:887 LOG_SYSTEM:parm: [0]
11:23:57:815 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
11:23:57:815 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
11:23:57:815 LOG_SYSTEM:parm: [0]
04:00:02:742 update on \\dc01\MP3\all.m3u
...
...
04:02:13:785 update on \\dc01\MP3\all.m3u
04:02:19:472 working on \\dc01\MP3\all.m3u
04:02:19:472 adding \\dc01\MP3\all.m3u
04:02:19:566 upnp_locate_playlist_file playlistfile=[\\dc01\MP3\all.m3u] file=[\\10.10.5.1\mp3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 locate_playlist_file_by_dir dir=[\\dc01\MP3] file=[\\10.10.5.1\mp3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\\10.10.5.1\mp3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\10.10.5.1\mp3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\mp3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 locate_playlist_file_by_dir FOUND [\\dc01\MP3\- Diversen -\0-9\10CC - Dreadlock holiday.mp3]
04:02:19:566 upnp_locate_playlist_file playlistfile=[\\dc01\MP3\all.m3u] file=[\\10.10.5.1\mp3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:566 locate_playlist_file_by_dir dir=[\\dc01\MP3] file=[\\10.10.5.1\mp3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\\10.10.5.1\mp3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\10.10.5.1\mp3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:566 locate_playlist_file_by_dir check=[\\dc01\MP3\mp3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:581 locate_playlist_file_by_dir check=[\\dc01\MP3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:581 locate_playlist_file_by_dir FOUND [\\dc01\MP3\- Diversen -\0-9\2 Boys - I Won't Let You Down.mp3]
04:02:19:581 upnp_locate_playlist_file playlistfile=[\\dc01\MP3\all.m3u] file=[\\10.10.5.1\mp3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 locate_playlist_file_by_dir dir=[\\dc01\MP3] file=[\\10.10.5.1\mp3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 locate_playlist_file_by_dir check=[\\dc01\MP3\\10.10.5.1\mp3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 locate_playlist_file_by_dir check=[\\dc01\MP3\10.10.5.1\mp3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 locate_playlist_file_by_dir check=[\\dc01\MP3\mp3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 locate_playlist_file_by_dir check=[\\dc01\MP3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 locate_playlist_file_by_dir FOUND [\\dc01\MP3\- Diversen -\0-9\2 Brothers On The 4th Floor - Fairytales.mp3]
04:02:19:581 upnp_locate_playlist_file playlistfile=[\\dc01\MP3\all.m3u] file=[\\10.10.5.1\mp3\- Diversen -\0-9\2 Eivissa -Oh la la la Remix.mp3]
04:02:19:581 locate_playlist_file_by_dir dir=[\\dc01\MP3] file=[\\10.10.5.1\mp3\- Diversen -\0-9\2 Eivissa -Oh la la la Remix.mp3]
...
this repeats for the biggest part of the 68.910 Kb of logfile...
...
04:10:38:727 locate_playlist_file_by_dir check=[\\dc01\Photos\Luca\1879 Jimmy Cliff - Wild world.mp3]
04:10:38:727 locate_playlist_file_by_dir dir=[\\dc01\MP3] file=[\\dc01\MP3\T\Top 2000\1879 Jimmy Cliff - Wild world.mp3]
04:10:38:727 locate_playlist_file_by_dir check=[\\dc01\MP3\\dc01\MP3\T\Top 2000\1879 Jimmy Cliff - Wild world.mp3]
04:10:38:727 locate_playlist_file_by_dir check=[\\dc01\MP3\dc01\MP3\T\Top 2000\1879 Jimmy Cliff - Wild world.mp3]
04:10:38:727 locate_playlist_file_by_dir check=[\\dc01\MP3\MP3\T\Top 2000\1879 Jimmy Cliff - Wild world.mp3]
04:10:38:727 locate_playlist_file_by_dir check=[\\dc01\MP3\T\Top 2000\1879 Jimmy Cliff - Wild world.mp3]
04:10:38:727 locate_playlist_file_by_dir FOUND [\\dc01\MP3\T\Top 2000\1879 Jimmy Cliff - Wild world.mp3]
07:24:09:220 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
07:24:09:220 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
07:24:09:220 LOG_SYSTEM:parm: [0]
03:24:09:046 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
03:24:09:046 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
03:24:09:046 LOG_SYSTEM:parm: [0]
23:24:09:749 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
23:24:09:749 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
23:24:09:749 LOG_SYSTEM:parm: [0]
19:24:09:658 LOG_SYSTEM:parm: [C:\Documents and Settings\serviceuser\Application Data\TwonkyMedia\twonkymedia.db]
19:24:09:658 LOG_SYSTEM:parm: [Alternative,Classical,80s,Comedy,Country,Dance,Funk,Jazz,Metal,Mixed,Pop,Rap,RnB,Rock,Talk,Techno,70s,World]
19:24:09:658 LOG_SYSTEM:parm: [0]
Places where I've cut in the content are marked with ... and lines I think that might be of interest are in bold.