Experience fragments are not being translated on AEM6.3

AEM 6.3

When translating pages that reference experience fragments, content is not being translated.

AEM 6.3 is shipped with a known product bug that causes translations of pages with experience fragments to fail.

This issue is resolved in AEM 6.3.1 (SP1, "Service Pack 1"). Install AEM6.3 SP1 from:
https://helpx.adobe.com/experience-manager/kb/aem63-available-hotfixes.html

Another known cause of this issue is when the translation configuration is missing the experience fragment resource type. To fix this issue, follow the steps below:

1. Open a browser to the author instance URL and log in as an administrator.
2. Click Adobe Experience Manager > Tools > General > Translation Configuration.
3. Select the check box next to /content and click Edit.
4. Click References.
5. In the Resource Type field, enter "cq/experience-fragments/editor/components/experiencefragment".
6. In the Reference Type field, enter "fragmentPath".