When you install ”Application Catalog web service point” and ”Application Catalog website point” in SCCM 2012 you get 404 Error when browsing http://SCCMserver/CMApplicationCatalog. To fix this you need to enable/activate
Have gotten the Task Sequence error code 0x80072F87 lately and you have no clue of what it means or why your task sequences won’t run even though everything looks OK?