[Solved] 9/10 of files missing - Unknown video file type

Please, Please Help!
The vast majority of my video files are missing. See Advanced Debug and ffmpeg details
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DEBUG [LibraryAdditionsCheckerThread] Found file 'Christmas Miracle [2012] {NR}.avi', checking if it's already in the Library
DEBUG [MediaItemDAOImpl] Checking if DB already contains media item Christmas Miracle [2012] {NR}.avi
DEBUG [MediaItemDAOImpl] Looking up a media item for file path: U:\C\Christmas Miracle [2012] {NR}.avi, ignore case: true
DEBUG [MediaItemDAOImpl] Media item Christmas Miracle [2012] {NR}.avi doesn't exist in DB yet
DEBUG [LibraryAdditionsCheckerThread] File not in Library, will add it
DEBUG [VideoExtractionStrategy] Extracting metadata of video file: U:\C\Christmas Miracle [2012] {NR}.avi
DEBUG [FFMPEGWrapper] Invoking FFMPEG to retrieve media information for file: U:\C\Christmas Miracle [2012] {NR}.avi
DEBUG [ProcessExecutor] Starting C:\Program Files\Serviio\bin\\..\lib/ffmpeg.exe -i U:\C\Christmas Miracle [2012] {NR}.avi
DEBUG [LibraryManager] Skipping processing metadata for an unsupported file. Message: Unknown video file type.
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DEBUG [LibraryAdditionsCheckerThread] Found file 'Aliens in the Attic [2009] {PG}.avi', checking if it's already in the Library
DEBUG [MediaItemDAOImpl] Checking if DB already contains media item Aliens in the Attic [2009] {PG}.avi
DEBUG [MediaItemDAOImpl] Looking up a media item for file path: U:\A\Aliens in the Attic [2009] {PG}.avi, ignore case: true
DEBUG [MediaItemDAOImpl] Media item Aliens in the Attic [2009] {PG}.avi doesn't exist in DB yet
DEBUG [LibraryAdditionsCheckerThread] File not in Library, will add it
DEBUG [VideoExtractionStrategy] Extracting metadata of video file: U:\A\Aliens in the Attic [2009] {PG}.avi
DEBUG [FFMPEGWrapper] Invoking FFMPEG to retrieve media information for file: U:\A\Aliens in the Attic [2009] {PG}.avi
DEBUG [ProcessExecutor] Starting C:\Program Files\Serviio\bin\\..\lib/ffmpeg.exe -i U:\A\Aliens in the Attic [2009] {PG}.avi
DEBUG [LibraryManager] Skipping processing metadata for an unsupported file. Message: Unknown video file type.
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The vast majority of my video files are missing. See Advanced Debug and ffmpeg details
=================================================================================================================
DEBUG [LibraryAdditionsCheckerThread] Found file 'Christmas Miracle [2012] {NR}.avi', checking if it's already in the Library
DEBUG [MediaItemDAOImpl] Checking if DB already contains media item Christmas Miracle [2012] {NR}.avi
DEBUG [MediaItemDAOImpl] Looking up a media item for file path: U:\C\Christmas Miracle [2012] {NR}.avi, ignore case: true
DEBUG [MediaItemDAOImpl] Media item Christmas Miracle [2012] {NR}.avi doesn't exist in DB yet
DEBUG [LibraryAdditionsCheckerThread] File not in Library, will add it
DEBUG [VideoExtractionStrategy] Extracting metadata of video file: U:\C\Christmas Miracle [2012] {NR}.avi
DEBUG [FFMPEGWrapper] Invoking FFMPEG to retrieve media information for file: U:\C\Christmas Miracle [2012] {NR}.avi
DEBUG [ProcessExecutor] Starting C:\Program Files\Serviio\bin\\..\lib/ffmpeg.exe -i U:\C\Christmas Miracle [2012] {NR}.avi
DEBUG [LibraryManager] Skipping processing metadata for an unsupported file. Message: Unknown video file type.
=================================================================================================================
- Code:
C:\Program Files\Serviio\lib>ffmpeg.exe -i "U:\C\Christmas Miracle [2012] {NR}.avi"
ffmpeg version N-48425-g9e36d9e Copyright (c) 2000-2013 the FFmpeg developers
built on Jan 3 2013 19:44:14 with gcc 4.7.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 13.100 / 52. 13.100
libavcodec 54. 85.101 / 54. 85.101
libavformat 54. 59.102 / 54. 59.102
libavdevice 54. 3.102 / 54. 3.102
libavfilter 3. 30.102 / 3. 30.102
libswscale 2. 1.103 / 2. 1.103
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 2.100 / 52. 2.100
[avi @ 00000000020eca80] non-interleaved AVI
Input #0, avi, from 'U:\C\Christmas Miracle [2012] {NR}.avi':
Metadata:
encoder : MEncoder 5.0
title : Christmas_Miracle___2012___NR_
Duration: 01:31:29.02, start: 0.000000, bitrate: 2537 kb/s
Stream #0:0: Video: mpeg4 (Simple Profile) (DX50 / 0x30355844), yuv420p, 720x404 [SAR 1:1 DAR 180:101], SAR 413696:413685 DAR 16384:9193, 29.97 fps, 29.97 tbr, 29.97 tbn, 30k tbc
Stream #0:1: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, 5.1(side), fltp, 448 kb/s
=================================================================================================================
DEBUG [LibraryAdditionsCheckerThread] Found file 'Aliens in the Attic [2009] {PG}.avi', checking if it's already in the Library
DEBUG [MediaItemDAOImpl] Checking if DB already contains media item Aliens in the Attic [2009] {PG}.avi
DEBUG [MediaItemDAOImpl] Looking up a media item for file path: U:\A\Aliens in the Attic [2009] {PG}.avi, ignore case: true
DEBUG [MediaItemDAOImpl] Media item Aliens in the Attic [2009] {PG}.avi doesn't exist in DB yet
DEBUG [LibraryAdditionsCheckerThread] File not in Library, will add it
DEBUG [VideoExtractionStrategy] Extracting metadata of video file: U:\A\Aliens in the Attic [2009] {PG}.avi
DEBUG [FFMPEGWrapper] Invoking FFMPEG to retrieve media information for file: U:\A\Aliens in the Attic [2009] {PG}.avi
DEBUG [ProcessExecutor] Starting C:\Program Files\Serviio\bin\\..\lib/ffmpeg.exe -i U:\A\Aliens in the Attic [2009] {PG}.avi
DEBUG [LibraryManager] Skipping processing metadata for an unsupported file. Message: Unknown video file type.
=================================================================================================================
- Code:
C:\Program Files\Serviio\lib>ffmpeg.exe -i "U:\A\Aliens in the Attic [2009] {PG}.avi"
ffmpeg version N-48425-g9e36d9e Copyright (c) 2000-2013 the FFmpeg developers
built on Jan 3 2013 19:44:14 with gcc 4.7.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 13.100 / 52. 13.100
libavcodec 54. 85.101 / 54. 85.101
libavformat 54. 59.102 / 54. 59.102
libavdevice 54. 3.102 / 54. 3.102
libavfilter 3. 30.102 / 3. 30.102
libswscale 2. 1.103 / 2. 1.103
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 2.100 / 52. 2.100
Input #0, avi, from 'U:\A\Aliens in the Attic [2009] {PG}.avi':
Metadata:
encoder : MEncoder version 4.1.5 building on 20101022
Duration: 01:25:42.00, start: 0.000000, bitrate: 1272 kb/s
Stream #0:0: Video: mpeg4 (Simple Profile) (DX50 / 0x30355844), yuv420p, 720x404 [SAR 1:1 DAR 180:101], SAR 413696:413685 DAR 16384:9193, 29.97 fps, 29.97 tbr, 29.97 tbn, 30k tbc
Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 48000 Hz, stereo, s16p, 128 kb/s