MSG File generated using Aspose (v5.9.0.0) - Preview not working Office 365 sharepoint sites

we are trying to create a MSG file and uploading to sharepoint online. Its getting generated and uploaded successfully. But the preview functionality in sharepoint online is failing in .
Alternatively, the file is openning in outlook.

Could you please help on this ? << note the aspose is used in our java 1.8 development enviornment

Hello @Jay2023aspose,

The problem seems to be in the outdated version of Aspose.Email. Our advice is to try to check your case with the new version.

Please, share your feedback.