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PPTX to HTML5 Conversion Issue - Internal Server Error [500]

When converting PPTX to HTML works fine. However, converting from PPTX to HTML5 throws the error shown below.

  • Aspose\Slides\Cloud\Sdk\Api\ApiException: [500] Server error: POST https://api.aspose.cloud/v3.0/slides/convert/Html5 resulted in a 500 Internal Server Error response: {“error”:{“code”:“internalError”,“message”:"SolidFillColor is unavail (truncated…) in Aspose\Slides\Cloud\Sdk\Api\ApiBase->httpCall() (line 89 of C:\xampp\htdocs\MyDemoWebsite\drupal-7.82\sites\default\modules\form_example\vendor\aspose\slides-sdk-php\sdk\Api\ApiBase.php).

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The issue you describe is related to Aspose.Slides Cloud SDK for PHP. I’ve replied to you here: