diff --git a/.github/ISSUE_TEMPLATE.md b/.github/ISSUE_TEMPLATE.md
index 16d8f36d7..2d67247e6 100644
--- a/.github/ISSUE_TEMPLATE.md
+++ b/.github/ISSUE_TEMPLATE.md
@@ -6,8 +6,8 @@
 
 ---
 
-### Make sure you are using the *latest* version: run `youtube-dl --version` and ensure your version is *2018.09.01*. If it's not, read [this FAQ entry](https://github.com/rg3/youtube-dl/blob/master/README.md#how-do-i-update-youtube-dl) and update. Issues with outdated version will be rejected.
-- [ ] I've **verified** and **I assure** that I'm running youtube-dl **2018.09.01**
+### Make sure you are using the *latest* version: run `youtube-dl --version` and ensure your version is *2018.09.08*. If it's not, read [this FAQ entry](https://github.com/rg3/youtube-dl/blob/master/README.md#how-do-i-update-youtube-dl) and update. Issues with outdated version will be rejected.
+- [ ] I've **verified** and **I assure** that I'm running youtube-dl **2018.09.08**
 
 ### Before submitting an *issue* make sure you have:
 - [ ] At least skimmed through the [README](https://github.com/rg3/youtube-dl/blob/master/README.md), **most notably** the [FAQ](https://github.com/rg3/youtube-dl#faq) and [BUGS](https://github.com/rg3/youtube-dl#bugs) sections
@@ -36,7 +36,7 @@ Add the `-v` flag to **your command line** you run youtube-dl with (`youtube-dl
 [debug] User config: []
 [debug] Command-line args: [u'-v', u'http://www.youtube.com/watch?v=BaW_jenozKcj']
 [debug] Encodings: locale cp1251, fs mbcs, out cp866, pref cp1251
-[debug] youtube-dl version 2018.09.01
+[debug] youtube-dl version 2018.09.08
 [debug] Python version 2.7.11 - Windows-2003Server-5.2.3790-SP2
 [debug] exe versions: ffmpeg N-75573-g1d0487f, ffprobe N-75573-g1d0487f, rtmpdump 2.4
 [debug] Proxy map: {}
diff --git a/ChangeLog b/ChangeLog
index 4632133a3..ac95c9b71 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+version 2018.09.08
+
+Extractors
+* [youtube] Fix extraction (#17457, #17464)
++ [pornhub:uservideos] Add support for new URLs (#17388)
+* [iprima] Confirm adult check (#17437)
+* [slideslive] Make check for video service name case-insensitive (#17429)
+* [radiojavan] Fix extraction (#17151)
+* [generic] Skip unsuccessful jwplayer extraction (#16735)
+
+
 version 2018.09.01
 
 Core
diff --git a/youtube_dl/extractor/dtube.py b/youtube_dl/extractor/dtube.py
index 4ca97f860..5887887e1 100644
--- a/youtube_dl/extractor/dtube.py
+++ b/youtube_dl/extractor/dtube.py
@@ -59,7 +59,7 @@ class DTubeIE(InfoExtractor):
             try:
                 self.to_screen('%s: Checking %s video format URL' % (video_id, format_id))
                 self._downloader._opener.open(video_url, timeout=5).close()
-            except timeout as e:
+            except timeout:
                 self.to_screen(
                     '%s: %s URL is invalid, skipping' % (video_id, format_id))
                 continue
diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 995af9988..7dc569724 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -1086,6 +1086,7 @@ from .teachingchannel import TeachingChannelIE
 from .teamcoco import TeamcocoIE
 from .techtalks import TechTalksIE
 from .ted import TEDIE
+from .tele5 import Tele5IE
 from .tele13 import Tele13IE
 from .telebruxelles import TeleBruxellesIE
 from .telecinco import TelecincoIE
diff --git a/youtube_dl/extractor/generic.py b/youtube_dl/extractor/generic.py
index 1db154c4f..76ef01332 100644
--- a/youtube_dl/extractor/generic.py
+++ b/youtube_dl/extractor/generic.py
@@ -3112,7 +3112,7 @@ class GenericIE(InfoExtractor):
             return self.playlist_from_matches(
                 foxnews_urls, video_id, video_title, ie=FoxNewsIE.ie_key())
 
-        sharevideos_urls = [mobj.group('url') for mobj in re.finditer(
+        sharevideos_urls = [sharevideos_mobj.group('url') for sharevideos_mobj in re.finditer(
             r'<iframe[^>]+?\bsrc\s*=\s*(["\'])(?P<url>(?:https?:)?//embed\.share-videos\.se/auto/embed/\d+\?.*?\buid=\d+.*?)\1',
             webpage)]
         if sharevideos_urls:
diff --git a/youtube_dl/extractor/motherless.py b/youtube_dl/extractor/motherless.py
index bed5645f2..d4bd273b6 100644
--- a/youtube_dl/extractor/motherless.py
+++ b/youtube_dl/extractor/motherless.py
@@ -167,9 +167,9 @@ class MotherlessGroupIE(InfoExtractor):
         if not entries:
             entries = [
                 self.url_result(
-                    compat_urlparse.urljoin(base, '/' + video_id),
-                    ie=MotherlessIE.ie_key(), video_id=video_id)
-                for video_id in orderedSet(re.findall(
+                    compat_urlparse.urljoin(base, '/' + entry_id),
+                    ie=MotherlessIE.ie_key(), video_id=entry_id)
+                for entry_id in orderedSet(re.findall(
                     r'data-codename=["\']([A-Z0-9]+)', webpage))]
         return entries
 
diff --git a/youtube_dl/extractor/nbc.py b/youtube_dl/extractor/nbc.py
index c843f8649..765c46fd2 100644
--- a/youtube_dl/extractor/nbc.py
+++ b/youtube_dl/extractor/nbc.py
@@ -7,6 +7,7 @@ import re
 from .common import InfoExtractor
 from .theplatform import ThePlatformIE
 from .adobepass import AdobePassIE
+from ..compat import compat_urllib_parse_unquote
 from ..utils import (
     find_xpath_attr,
     smuggle_url,
@@ -75,11 +76,16 @@ class NBCIE(AdobePassIE):
             'url': 'https://www.nbc.com/classic-tv/charles-in-charge/video/charles-in-charge-pilot/n3310',
             'only_matching': True,
         },
+        {
+            # Percent escaped url
+            'url': 'https://www.nbc.com/up-all-night/video/day-after-valentine%27s-day/n2189',
+            'only_matching': True,
+        }
     ]
 
     def _real_extract(self, url):
         permalink, video_id = re.match(self._VALID_URL, url).groups()
-        permalink = 'http' + permalink
+        permalink = 'http' + compat_urllib_parse_unquote(permalink)
         response = self._download_json(
             'https://api.nbc.com/v3/videos', video_id, query={
                 'filter[permalink]': permalink,
diff --git a/youtube_dl/extractor/seznamzpravy.py b/youtube_dl/extractor/seznamzpravy.py
index 6d4e3b76d..7a1c7e38b 100644
--- a/youtube_dl/extractor/seznamzpravy.py
+++ b/youtube_dl/extractor/seznamzpravy.py
@@ -164,6 +164,6 @@ class SeznamZpravyArticleIE(InfoExtractor):
         description = info.get('description') or self._og_search_description(webpage)
 
         return self.playlist_result([
-            self.url_result(url, ie=SeznamZpravyIE.ie_key())
-            for url in SeznamZpravyIE._extract_urls(webpage)],
+            self.url_result(entry_url, ie=SeznamZpravyIE.ie_key())
+            for entry_url in SeznamZpravyIE._extract_urls(webpage)],
             article_id, title, description)
diff --git a/youtube_dl/extractor/tele5.py b/youtube_dl/extractor/tele5.py
new file mode 100644
index 000000000..25573e49f
--- /dev/null
+++ b/youtube_dl/extractor/tele5.py
@@ -0,0 +1,44 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from .nexx import NexxIE
+from ..compat import compat_urlparse
+
+
+class Tele5IE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?tele5\.de/(?:mediathek|tv)/(?P<id>[^?#&]+)'
+    _TESTS = [{
+        'url': 'https://www.tele5.de/mediathek/filme-online/videos?vid=1549416',
+        'info_dict': {
+            'id': '1549416',
+            'ext': 'mp4',
+            'upload_date': '20180814',
+            'timestamp': 1534290623,
+            'title': 'Pandorum',
+        },
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://www.tele5.de/tv/kalkofes-mattscheibe/video-clips/politik-und-gesellschaft?ve_id=1551191',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.tele5.de/tv/dark-matter/videos',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        qs = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
+        video_id = (qs.get('vid') or qs.get('ve_id') or [None])[0]
+
+        if not video_id:
+            display_id = self._match_id(url)
+            webpage = self._download_webpage(url, display_id)
+            video_id = self._html_search_regex(
+                r'id\s*=\s*["\']video-player["\'][^>]+data-id\s*=\s*["\'](\d+)',
+                webpage, 'video id')
+
+        return self.url_result(
+            'https://api.nexx.cloud/v3/759/videos/byid/%s' % video_id,
+            ie=NexxIE.ie_key(), video_id=video_id)
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 0442906df..27047425d 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -1178,7 +1178,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     def _parse_sig_js(self, jscode):
         funcname = self._search_regex(
             (r'(["\'])signature\1\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
-             r'\.sig\|\|(?P<sig>[a-zA-Z0-9$]+)\('),
+             r'\.sig\|\|(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'yt\.akamaized\.net/\)\s*\|\|\s*.*?\s*c\s*&&\s*d\.set\([^,]+\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\bc\s*&&\s*d\.set\([^,]+\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\('),
             jscode, 'Initial JS player signature function name', group='sig')
 
         jsi = JSInterpreter(jscode)
diff --git a/youtube_dl/version.py b/youtube_dl/version.py
index e655e0050..716d9ffe0 100644
--- a/youtube_dl/version.py
+++ b/youtube_dl/version.py
@@ -1,3 +1,3 @@
 from __future__ import unicode_literals
 
-__version__ = '2018.09.01'
+__version__ = '2018.09.08'