[Urgent] System error at initialization: Object reference not set to an instance of an object

[Pablito (Pawel Wozniak)]

Definitely something is wrong with this tutorial. It makes no sense to use IN argument and call it OUT_xyz. Anyway I see that this whole project is based on REFramework so you need to go over whole process and check if every import argument for Invoke Workflow File activity has correct values etc. Please also remind about known issue I’ve described 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…