@Ameen_Dev Masters in content fragments help keep content consistent and organized. It is meant to ensure that all content follows the same rules making sure content stays neat, consistent, and easy to manage.   Thus, OOTB they are the base variant for both CF and XF  

@testtttt1 Please try by using separate Adobe I/O projects for each environment.   Also, please raise an Adobe Support ticket to confirm

@Johann_Lu    You are right this bundle is not available publicly, although the API is available in AEM.   One suggestion: As per my understanding, just the Asset reference for replication should suffice for majority of the use-cases. The other cases, where one might need template/policies, these ar...

@AnHuaZh    all package should have everything. Should be enough

@Johann_Lu    The "libs/wcm/core/content/reference" internally calls com.day.cq.wcm.core.impl.reference.ActivationReferenceSearchServlet. The servlet uses   com.day.cq.wcm.core.reference.ActivationReferenceSearchService    These are part of cq-wcm-core bundle   You can use getReferences() of this S...

@AnHuaZh    Click on "Clear" button to remove all the blocked enteriesUpload the WKND package directly to publish via Package manager  

@Johann_Lu    Please refer to this thread on https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/how-to-find-the-list-of-all-images-used-in-content-pages/m-p/415764 

@joel_at_verb    Please add it to the vhost file under conf.d/available_vhosts.   Also, assure that the "Content-Disposition" header allowed in farm file.

@test1234567    We should not check-in configs under /apps/system. These are created when we manually save values from OSGi console.   I guess OOTB there is no entry for "/apps/system/config/org.apache.sling.servlets.get.DefaultGetServlet.config".Please cross-check and remove if it was created by yo...

@Johann_Lu    Why are we trying to get it out of authentication?  This URL in turn uses Content and reference information, which would also need session.