I had similar issue
10.10.2022 13:06:56.751 *ERROR* [[0:0:0:0:0:0:0:1] [1665421616748] POST /services/accesstoken/verify HTTP/1.1] org.apache.sling.servlets.post.impl.operations.ModifyOperation Exception during response processing.
org.apache.sling.api.resource.PersistenceException: Resource at '/...
I don't know who is accepting these solutions in this forum. Most of them are false, only question owner should be able to accept solution.
I resolve it issue by adding "/services" to "org.apache.sling.servlets.resolver.SlingServletResolver" config paths.
Yes, I have installed this package. If you look at my screen shots you will see GraphQL configurations there but GraphiQL Tool is not there.
Don't know who accepted your reply as a correct solution, it's not me.
I have AEM 6.5.12 service pack, some how this part messed up. I reinstalled this package now I see GraphQL endpoint management tile under Tools/Assets. But GraphQL tab is still missing on Content Fragment Model Properties.This tab is located here: "/libs/dam/cfm/models/console/components/model/cq:di...
I did this for now private Page getXFPage(Resource res) {
if(res.getResourceType().equals("cq:Page")) {
return res.adaptTo(Page.class);
}
return getXFPage(res.getParent());
}