fix bug

app/src/main/java/com/github/tvbox/osc/ui/activity/PlayActivity.java

@@ -629,6 +629,7 @@ public class PlayActivity extends BaseActivity {
         sourceViewModel.playResult.observe(this, new Observer<JSONObject>() {
             @Override
             public void onChanged(JSONObject info) {
+                webPlayUrl = null;
                 if (info != null) {
                     try {
                         progressKey = info.optString("proKey", null);
@@ -678,7 +679,6 @@ public class PlayActivity extends BaseActivity {
                         HashMap<String, String> headers = null;
                         webUserAgent = null;
                         webHeaderMap = null;
-                        webPlayUrl = null;
                         if (info.has("header")) {
                             try {
                                 JSONObject hds = new JSONObject(info.getString("header"));

app/src/main/java/com/github/tvbox/osc/ui/fragment/PlayFragment.java

@@ -646,6 +646,7 @@ public class PlayFragment extends BaseLazyFragment {
         sourceViewModel.playResult.observe(this, new Observer<JSONObject>() {
             @Override
             public void onChanged(JSONObject info) {
+                webPlayUrl = null;
                 if (info != null) {
                     try {
                         progressKey = info.optString("proKey", null);
@@ -695,7 +696,6 @@ public class PlayFragment extends BaseLazyFragment {
                         HashMap<String, String> headers = null;
                         webUserAgent = null;
                         webHeaderMap = null;
-                        webPlayUrl = null;
                         if (info.has("header")) {
                             try {
                                 JSONObject hds = new JSONObject(info.getString("header"));