Adding new steps before mappings hides errors

(Migrated from https://github.com/syndesisio/syndesis/issues/5406)

Author: Gary Gaughan
Assignees: unassigned

This is a...

[pre][code]
[ x] Feature request
[ ] Regression (a behavior that used to work and stopped working in a new release)
[ ] Bug report [!-- Please search GitHub for a similar issue or PR before submitting --]
[ ] Documentation issue or request
[/code][/pre]

Description

Introducing new steps before mappings hides errors, only removing the mapping and add a new mapping fixes it.