It's common problem machines got broken from time to time, or something is missing.
Add Report to Admin link from system's page to e.g. a simple Summary, Description form.
On submitting, this will fill in system name to subject and adds link to system's page to description.
Superseded by Bug 623603.
Bug 623603 is now duplicate, but having more content, I am closing this one.
*** This bug has been marked as a duplicate of bug 623603 ***