We do not support the use or integration of Google Maps layers and services
in any of our viewer offerings (official or unofficial viewer offerings
like my react viewer)
It is too much of a technical and legal minefield for us to deal with.
The current release of MapGuide Maestro may give you
That exception message is coming from the WMS server your layer is
connected to. It's because the CLIP() expression does not produce a valid
WMS GetMap request because the inferred width and height is 0 (that's where
the "can not be empty" part is coming from)
Having looked at the WMS provider
