The server was unable to maintain the liveness of the properties listed in the propertybehavior XML element or you attempted to overwrite a file while requesting that files are not overwritten. %1
Methodd y gweinydd i barhau bywioldeb y priodweddau a rhestrir yn elfen propertybehaviour XML, neu rydych wedi ceisio ysgrifennu dros ffeil wrth ofyn peidio ag ysgrifennu dros ffeiliau.% 1