diff --git a/airtime_mvc/application/models/Preference.php b/airtime_mvc/application/models/Preference.php
index bd6680c14..462025a1b 100644
--- a/airtime_mvc/application/models/Preference.php
+++ b/airtime_mvc/application/models/Preference.php
@@ -1441,7 +1441,8 @@ class Application_Model_Preference
     // SAAS-876 - Toggle indicating whether user is using custom stream settings
 
     public static function getUsingCustomStreamSettings() {
-        return self::getValue("using_custom_stream_settings");
+        $val = self::getValue("using_custom_stream_settings");
+        return empty($val) ? false : $val;
     }
 
     public static function setUsingCustomStreamSettings($value) {
diff --git a/airtime_mvc/application/models/Schedule.php b/airtime_mvc/application/models/Schedule.php
index bec73fc7d..f6967d254 100644
--- a/airtime_mvc/application/models/Schedule.php
+++ b/airtime_mvc/application/models/Schedule.php
@@ -1019,9 +1019,11 @@ SQL;
                 $media_id = $item['file_id'];
                 $storedFile = Application_Model_StoredFile::RecallById($media_id);
                 $file = $storedFile->getPropelOrm();
-                $uri = $file->getAbsoluteFilePath();
+                //Even local files are downloaded through the REST API in case we need to transform
+                //their filenames (eg. in the case of a bad file extension, because Liquidsoap won't play them)
+                $uri = Application_Common_HTTPHelper::getStationUrl() . "/rest/media/" . $media_id;
+                //$uri = $file->getAbsoluteFilePath();
                 
-                $baseUrl = Application_Common_OsPath::getBaseDir();
                 $filesize = $file->getFileSize();
                 self::createFileScheduleEvent($data, $item, $media_id, $uri, $filesize);
             } 
diff --git a/install b/install
index 0a6598ca8..afb1f1b00 100755
--- a/install
+++ b/install
@@ -313,8 +313,10 @@ else
 fi
 
 # Check if composer exists and install if it doesn't
+set +e
 eval hash "composer" 2>/dev/null
 commandFound=$?
+set -e
 if [[ ! ${commandFound} -eq 0 ]]; then
     curl -sS https://getcomposer.org/installer | php
     mv composer.phar /usr/local/bin/composer
diff --git a/python_apps/pypo/pypo/pypofetch.py b/python_apps/pypo/pypo/pypofetch.py
index c6fcd2468..6406436ac 100644
--- a/python_apps/pypo/pypo/pypofetch.py
+++ b/python_apps/pypo/pypo/pypofetch.py
@@ -345,9 +345,8 @@ class PypoFetch(Thread):
             for key in media:
                 media_item = media[key]
                 if (media_item['type'] == 'file'):
-                    self.sanity_check_media_item(media_item)
-                    fileExt = os.path.splitext(media_item['uri'])[1]
-                    dst = os.path.join(download_dir, unicode(media_item['id']) + fileExt)
+                    fileExt = self.sanity_check_media_item(media_item)
+                    dst = os.path.join(download_dir, unicode(media_item['id']) + unicode(fileExt))
                     media_item['dst'] = dst
                     media_item['file_ready'] = False
                     media_filtered[key] = media_item
@@ -377,21 +376,10 @@ class PypoFetch(Thread):
         start = datetime.strptime(media_item['start'], "%Y-%m-%d-%H-%M-%S")
         end = datetime.strptime(media_item['end'], "%Y-%m-%d-%H-%M-%S")
 
-        root, ext = os.path.splitext(media_item['uri'])
         mime = media_item['metadata']['mime']
-        mimetypes.init()
+        mimetypes.init(["%s/mime.types" % os.path.dirname(os.path.realpath(__file__))])
         mime_ext = mimetypes.guess_extension(mime, strict=False)
 
-        if mime_ext is None:
-            mimes = mimetypes.read_mime_types("%s/mime.types" % os.path.dirname(os.path.realpath(__file__)))
-            for k, v in mimes.iteritems():
-                if v == mime:
-                    mime_ext = k
-
-        if mime_ext is not None and mime_ext != ext:
-            self.logger.info("Invalid extension %s for file %s, changing to %s" % (ext, root, mime_ext))
-            media_item['uri'] = root + mime_ext
-
         length1 = pure.date_interval_to_seconds(end - start)
         length2 = media_item['cue_out'] - media_item['cue_in']
 
@@ -400,6 +388,10 @@ class PypoFetch(Thread):
             self.logger.error("cue_out - cue_in length: %s", length2)
             self.logger.error("Two lengths are not equal!!!")
 
+        media_item['file_ext'] = mime_ext
+
+        return mime_ext
+
     def is_file_opened(self, path):
         #Capture stderr to avoid polluting py-interpreter.log
         proc = Popen(["lsof", path], stdout=PIPE, stderr=PIPE)
@@ -418,8 +410,7 @@ class PypoFetch(Thread):
         for mkey in media:
             media_item = media[mkey]
             if media_item['type'] == 'file':
-                fileExt = os.path.splitext(media_item['uri'])[1]
-                scheduled_file_set.add(unicode(media_item["id"]) + fileExt)
+                scheduled_file_set.add(unicode(media_item["id"]) + unicode(media_item["file_ext"]))
 
         expired_files = cached_file_set - scheduled_file_set
 
diff --git a/python_apps/pypo/pypo/pypofile.py b/python_apps/pypo/pypo/pypofile.py
index 157c8e1b5..f4288af53 100644
--- a/python_apps/pypo/pypo/pypofile.py
+++ b/python_apps/pypo/pypo/pypofile.py
@@ -61,7 +61,7 @@ class PypoFile(Thread):
         media_item['file_ready'] = not do_copy
 
         if do_copy:
-            self.logger.debug("copying from %s to local cache %s" % (src, dst))
+            self.logger.info("copying from %s to local cache %s" % (src, dst))
             try:
                 CONFIG_SECTION = "general"
                 username = self._config.get(CONFIG_SECTION, 'api_key')