Merge pull request #3222 from marianne013/csapifix

[v6r15] changed so it works on empty but existing options in config system
DIRACGrid · Jan 13, 2017 · 86d3635 · 86d3635
2 parents ba6126d + 26dc79d
commit 86d3635
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ConfigurationSystem/Client/CSAPI.py b/ConfigurationSystem/Client/CSAPI.py
@@ -640,7 +640,7 @@ def modifyValue( self, optionPath, newValue ):
     if not self.__initialized[ 'OK' ]:
       return self.__initialized
     prevVal = self.__csMod.getValue( optionPath )
-    if not prevVal:
+    if prevVal is None:
       return S_ERROR( 'Trying to set %s to %s but option does not exist' % ( optionPath, newValue ) )
     gLogger.verbose( "Changing %s from \n%s \nto \n%s" % ( optionPath, prevVal, newValue ) )
     self.__csMod.setOptionValue( optionPath, newValue )