I found popup "error" without any error text
I install Oracle Enterprise Manager cloud 13.5 on Solaris 11.4. At the Installation detail page after I filled directory and select next. I found popup "error" without any error text.
in logs we found
oracle.sysman.nextgen.utils.NextGenInventoryUtil - @ncc: getDefaultHomeName() is
{removed document due to Private info} acquiring a write lock