The problem is you are not administrator of your IMS org that's why you are getting this error.https://experienceleague.adobe.com/docs/experience-manager-learn/getting-started-with-aem-headless/authentication/service-credentials.html?lang=en Ensure you are logged in as:Your Adobe IMS Org’s Administr...

If this is project specific then request you to reach out to Adobe's Support team to get this access with Business Justification.If this is for your personal use, then you can reach out to your organization and they should be able to provide you the sandbox access. Generally, Adobe's give sandbox ac...

AEM comes with a standard error handler for handling HTTP errors.You can develop your own scripts to customize the pages shown by the error handler when an error is encountered. Your customized pages will be created under /apps and overlay the default pages (that are under /libs).https://experiencel...

Dispatcher version does not depend on AEM version. That said, you need to use the updated dispatcher module if you upgrade apache. Example: Dispatcher version 4.2.3 works with apache 2.4.* Check for more details:https://www.adobeaemcloud.com/content/companies/public/adobe/dispatcher/dispatcher.html ...

Yes, you can do that but cannot mix at a class level. You can mix SCR annotations and OSGI annotations in a project, you don’t need to migrate them all at once. But you can to be consistent on a class level, you cannot mix SCR and OSGI annotations in a single class. This is achieved by an extension ...

The AEM CIF add-on gets installed via Cloud Manager. Installation requires a CIF credit except for sandboxes where CIF can be installed without credits. Credits are received automatically via the provisioning of the CIF add-on in your AEM contract.The add-on gets automatically updates as part of the...

Monitoring is available on AMS & Cloud Service. For on-prem instance you can write your own custom monitoring scripts. Ideally, these scripts should be hosted outside AEM and it should be very straight forward script - you can hit any URL and check the HTTP status code. If you really need to host th...

Recommended training courses and study materials:Adobe Experience Manager Tutorials ** This is provided in the Certification documentation only. https://express.adobe.com/page/wmEF6wQ6rjrQX/ The sample questions allow you to see the type and format of items that you will encounter in the actual exam...

You can easily do the Basic AUthentication for local instace and Token based for AEM which is hosted on cloud.For instance - When we want to access an endpoint from our AEM instance using POSTMAN, we need to set the Authentication information via  tab -> "Authorization" with respective Type. (Which ...

Instead of doing it every time manually you should set up automated process to sync from your repo to Adobe Cloud Repo.In these cases an automated synchronization process should be setup to ensure that Cloud Manager’s Git repository is always kept up to date. Depending on where the customer’s Git re...