UPDA

utils/AvatarRender.js

@@ -13,7 +13,8 @@ export class AvatarRenderer {
     // make sure the caption files are in ass format and exist
     for (let captionFile of captionFiles) {
       if (!captionFile || !captionFile.endsWith('.ass')) {
-        throw new Error('Invalid caption file format. Expected .ass files for item ' + (captionFiles.indexOf(captionFile) + 1) + '. Did you forget to use `caption` plugin?');
+        console.error('Invalid caption file format. Expected .ass files for item ' + (captionFiles.indexOf(captionFile) + 1) + '. Did you forget to use `caption` plugin?');
+        return false
       }
     }
     return true;