Hello, those past few weeks, I'm having difficulties to get full downloads of some shows

For instance:

>get_iplayer --get 450 --tvmode=best
get_iplayer v2.91, Copyright (C) 2008-2010 Phil Lewis
This program comes with ABSOLUTELY NO WARRANTY; for details use --warranty.
This is free software, and you are welcome to redistribute it under certain
conditions; use --conditions for details.

Matches:
450: EastEnders - 29/01/2015, BBC One, Drama,Soaps, default

INFO: 1 Matching Programmes
INFO: Checking existence of default version
INFO: flashhd1,flashhd2,flashvhigh1,flashvhigh2,flashhigh1,flashhigh2,flashstd1,flashstd2 modes will be tried for version default
INFO: Trying flashhd1 mode to record tv: EastEnders - 5006. 29/01/2015
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
ERROR: rtmp server sent error
ERROR: rtmp server requested close
INFO: Command exit code 1 (raw code = 256)
WARNING: Failed to stream file C:\Users\stephan\Desktop\iPlayer Recordings\EastEnders_-_5006._29_01_2015_b0513919_default.partial.mp4.flv via RTMP
INFO: skipping flashhd1 mode
INFO: Trying flashhd2 mode to record tv: EastEnders - 5006. 29/01/2015
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Starting download at: 0.000 kB
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)
WARNING: Retry recording for 'EastEnders - 5006. 29/01/2015 (b0513919)'
INFO: File name prefix = EastEnders_-_5006._29_01_2015_b0513919_default
RTMPDump v2.4-78-g26c4637-4GB
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Resuming download at: 17038.987 kB / 55.000 sec (3.3%)
INFO: Metadata:
INFO: duration 1656.08
INFO: moovPosition 36.00
INFO: width 1280.00
INFO: height 720.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 100.00
INFO: avclevel 41.00
INFO: aacaot 2.00
INFO: videoframerate 25.00
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: trackinfo:
INFO: length 41402000.00
INFO: timescale 25000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 79491072.00
INFO: timescale 48000.00
INFO: language und
INFO: sampledescription:
INFO: sampletype mp4a
WARNING: Stream does not start with requested frame, ignoring data...
WARNING: Stream does not start with requested frame, ignoring data...
18131.899 kB / 59.52 sec (3.5%)
Download may be incomplete (downloaded about 3.50%), try resuming
INFO: Command exit code 2 (raw code = 512)

But I managed to download straight afterwards "EastEnders - 30/01/2015, BBC One, Drama,Soaps, default" without encountering any problem.

It is becoming a lottery

Thank you for your help

Stephan