check for existence of step id before adding new step
@@ -190,7 +190,7 @@ export class ChoiceStepPage extends React.Component<IChoiceStepPageProps> {
updatedFlows.push(defaultFlow);
}
const updatedIntegration = await (this.props.mode ===
- 'adding'
+ 'adding' && !step.id
? addStep
: updateStep)(
state.updatedIntegration || state.integration,
