Unable to save schema

Hi,

When I have done my work, i want to save it but there is an error occurred saying to refer "Program Files (x86)\Red-R\Red-R-1.85b\bin\red-RCanvas.exe.log"

the below is the content in that log file:

Traceback (most recent call last):
File "C:\Program Files (x86)\Red-R\Red-R-1.85b\bin\.\redRWidgetGUI.py", line 254, in _runSelectedRCode
self.R(code, wantType = 'NoConversion')
File "C:\Program Files (x86)\Red-R\Red-R-1.85b\bin\.\OWRpy.py", line 140, in R
raise RuntimeError(unicode(inst))
RuntimeError: Error in function (file = "", n = NULL, text = NULL, prompt = "?", srcfile = NULL, :
unexpected numeric constant in "axis(2,at=c(-1300,-600,-200,0 200"
Original Query was: axis(2,at=c(-1300,-600,-200,0 200,400,600))
Traceback (most recent call last):
File "red-RCanvas.pyw", line 350, in closeEvent
AttributeError: 'SchemaDoc' object has no attribute 'saveDocument'
Traceback (most recent call last):
File "red-RCanvas.pyw", line 350, in closeEvent
AttributeError: 'SchemaDoc' object has no attribute 'saveDocument'
Traceback (most recent call last):
File "red-RCanvas.pyw", line 350, in closeEvent
AttributeError: 'SchemaDoc' object has no attribute 'saveDocument'

Help me in this
Thank U