context.problemReporter.error(nls.localize('ConfigurationParser.inValidArg','Error: command argument must either be a string or a quoted string. Provided value is:\n{0}',context.problemReporter.error(nls.localize('ConfigurationParser.noargs','Error: command arguments must be an array of strings. Provided value is:\n{0}',arg?JSON.stringify(arg,undefined,4):'undefined'))));