500 lprt & 500ort not understood error message

[zayasfg]

When trying to synchronize or publish files I get the above error, what does
it mean and how do I resolve it?

 

[Jens Peter Karlsen[FP MVP]]

It means that the Server sent an Error that Frontpage didn't understand.
Contact your Provider.

Regards Jens Peter Karlsen. Microsoft MVP - Frontpage.