As ConfigMgr admins, we are used to this pesky message appearing in the mpcontrol.log and there are many blogs out there, including mine, that give
Tag: status code 500
Call to HttpSendRequestSync failed for port 80 with status code 500 – MP replica
Note that this problem manifests for ConfigMgr 1511 +. My lab is running 1602 I’m setting up my lab for a presentation I’m running in
SCCMentor - Paul Winstanley 