diff --git a/test/test_utils.py b/test/test_utils.py
index 01829f71e..ea1ff0547 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -210,8 +210,8 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(unescapeHTML('%20;'), '%20;')
         self.assertEqual(unescapeHTML('/'), '/')
         self.assertEqual(unescapeHTML('/'), '/')
-        self.assertEqual(
-            unescapeHTML('é'), 'é')
+        self.assertEqual(unescapeHTML('é'), 'é')
+        self.assertEqual(unescapeHTML('�'), '�')
 
     def test_daterange(self):
         _20century = DateRange("19000101", "20000101")
diff --git a/youtube_dl/extractor/neteasemusic.py b/youtube_dl/extractor/neteasemusic.py
index a8e0a64ed..bb3362069 100644
--- a/youtube_dl/extractor/neteasemusic.py
+++ b/youtube_dl/extractor/neteasemusic.py
@@ -40,7 +40,7 @@ class NetEaseMusicBaseIE(InfoExtractor):
             if not details:
                 continue
             formats.append({
-                'url': 'http://m1.music.126.net/%s/%s.%s' %
+                'url': 'http://m5.music.126.net/%s/%s.%s' %
                        (cls._encrypt(details['dfsId']), details['dfsId'],
                         details['extension']),
                 'ext': details.get('extension'),
diff --git a/youtube_dl/extractor/rtve.py b/youtube_dl/extractor/rtve.py
index 5b97d33ca..0fe6356db 100644
--- a/youtube_dl/extractor/rtve.py
+++ b/youtube_dl/extractor/rtve.py
@@ -6,7 +6,7 @@ import re
 import time
 
 from .common import InfoExtractor
-from ..compat import compat_urllib_request, compat_urlparse
+from ..compat import compat_urllib_request
 from ..utils import (
     ExtractorError,
     float_or_none,
@@ -107,15 +107,9 @@ class RTVEALaCartaIE(InfoExtractor):
         png = self._download_webpage(png_request, video_id, 'Downloading url information')
         video_url = _decrypt_url(png)
         if not video_url.endswith('.f4m'):
-            auth_url = video_url.replace(
+            video_url = video_url.replace(
                 'resources/', 'auth/resources/'
             ).replace('.net.rtve', '.multimedia.cdn.rtve')
-            video_path = self._download_webpage(
-                auth_url, video_id, 'Getting video url')
-            # Use mvod1.akcdn instead of flash.akamaihd.multimedia.cdn to get
-            # the right Content-Length header and the mp4 format
-            video_url = compat_urlparse.urljoin(
-                'http://mvod1.akcdn.rtve.es/', video_path)
 
         subtitles = None
         if info.get('sbtFile') is not None:
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index d39f313a4..d00b14b86 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -396,10 +396,14 @@ def _htmlentity_transform(entity):
             numstr = '0%s' % numstr
         else:
             base = 10
-        return compat_chr(int(numstr, base))
+        # See https://github.com/rg3/youtube-dl/issues/7518
+        try:
+            return compat_chr(int(numstr, base))
+        except ValueError:
+            pass
 
     # Unknown entity in name, return its literal representation
-    return ('&%s;' % entity)
+    return '&%s;' % entity
 
 
 def unescapeHTML(s):