In the progress, I see the following error:
Extension [org.xwiki.platform:xwiki-platform-distribution-flavor-mainwiki/11.0.3] is not allowed on namespace [null]. Allowed namespaces are: [wiki:xwiki]
class org.xwiki.extension.InstallException: Failed to resolve extension
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:776)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:309)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:277)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.start(AbstractInstallPlanJob.java:216)
at org.xwiki.extension.job.internal.InstallPlanJob.runInternal(InstallPlanJob.java:88)
at org.xwiki.job.AbstractJob.runInContext(AbstractJob.java:236)
at org.xwiki.job.AbstractJob.run(AbstractJob.java:213)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: class org.xwiki.component.namespace.NamespaceNotAllowedException: Extension [org.xwiki.platform:xwiki-platform-distribution-flavor-mainwiki/11.0.3] is not allowed on namespace [null]. Allowed namespaces are: [wiki:xwiki]
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:886)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:773)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:309)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.installExtension(AbstractInstallPlanJob.java:277)
at org.xwiki.extension.job.internal.AbstractInstallPlanJob.start(AbstractInstallPlanJob.java:216)
at org.xwiki.extension.job.internal.InstallPlanJob.runInternal(InstallPlanJob.java:88)
at org.xwiki.job.AbstractJob.runInContext(AbstractJob.java:236)
at org.xwiki.job.AbstractJob.run(AbstractJob.java:213)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
I did this on our sandbox last week with no issues.
Running on Ubuntu with docker. image: “xwiki:11.0.3-postgres-tomcat”