Cannot create unknown type '{http://schemas.uipath.com/

[loginerror (Maciej Kuźmicz)]

Hi @AaronWei

This is due to the Robot not having access to your local packages. See here:

Cannot create unknown type - V2018.2.3 Onwards - Troubleshooting steps

Description System.Xaml.XamlObjectWriterException: Cannot create unknown type Troubleshooting steps Explanation With Solution Approach When the process is executed from the robot, It searches for the activity version in the following location: Robot Location - C:\Users{user profile} \ .nuget\packages Orchestrator feed - ~/NuGetPackages/Activities MyGet feed - https://www.myget.org/F/workflow/ Reason of issue: The issue is because packages are not downloaded in the Robot machine and …

One other possible solution is also here:

Installing package

Hi Maciej I found a solution and found the root cause. After disabling myget.org and nuget.org robot was able to download the activities from orchestrator. Maybe it would be nice to put a note on robot package installation that if robot does not have connection to internet before publishing nuget.org and myget.org should be unchecked at development studio Regards , Yalcin