Level 3 Assignment

[Pablito (Pawel Wozniak)]

Hi @raghavbidani,
Welcome to the Community!
This is a known issue. I described it here:

#FeatureBlog - 19.5 - Invoke Workflow rework

New features are exciting! That is why we want to introduce you to the reworked Invoke Workflow File activity, part of the UiPath.System.Activities - v19.5.0 package, included in the 2019.5 release. Automation has just gotten easier! What changed and why you should know about it? As you know one of the biggest benefits that Studio has to offer is the option to divide your automation project into separate processes, which can be invoked as needed. In this way, projects are easie…

Instead of editing arguments by presing “Import Argument” button just use right pane:

This bug will be solved in next release.