update missing season creator

dashboard-ui/bower_components/hls.js/src/controller/level-controller.js

@@ -186,7 +186,7 @@ class LevelController extends EventHandler {
       return;
     }
 
-    var details = data.details, hls = this.hls, levelId, level;
+    let details = data.details, hls = this.hls, levelId, level, levelError = false;
     // try to recover not fatal errors
     switch(details) {
       case ErrorDetails.FRAG_LOAD_ERROR:
@@ -199,6 +199,7 @@ class LevelController extends EventHandler {
       case ErrorDetails.LEVEL_LOAD_ERROR:
       case ErrorDetails.LEVEL_LOAD_TIMEOUT:
         levelId = data.level;
+        levelError = true;
         break;
       default:
         break;
@@ -222,6 +223,10 @@ class LevelController extends EventHandler {
           hls.abrController.nextAutoLevel = 0;
         } else if(level && level.details && level.details.live) {
           logger.warn(`level controller,${details} on live stream, discard`);
+          if (levelError) {
+            // reset this._level so that another call to set level() will retrigger a frag load
+            this._level = undefined;
+          }
         // FRAG_LOAD_ERROR and FRAG_LOAD_TIMEOUT are handled by mediaController
         } else if (details !== ErrorDetails.FRAG_LOAD_ERROR && details !== ErrorDetails.FRAG_LOAD_TIMEOUT) {
           logger.error(`cannot recover ${details} error`);