I want to know that When windows legacy projects will be not supported on cloud orchestrator as I have few processes in Windows legacy. How to convert them into Windows with no errors ?
@pari_patel ,
It’s scheduled for December 2025.
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It depends on lord of factors like how old are the dependencies or what dependencies you are using in the code.
You will have to try converting it first and if anything throwing error, let’s fix it. There is no sure shot option to have this conversation error free. You may face is or you may not
Cheers!
1 Like
Hi @pari_patel ,
Windows legacy support is not going anytime soon. You will not be able to create new windows-legacy projects but you will be able to maintain old legacy projects in LTS versions as of now. You can keep an eye on this documentation from UiPath:
The UiPath Documentation Portal - the home of all our valuable information. Find here everything you need to guide you in your automation journey in the UiPath ecosystem, from complex installation guides to quick tutorials, to practical business...
To convert legacy to windows projects, follow below posts:
About this [InfoSet] - LegacyToWindows Migration series
The [InfoSet] series summarise a topic and offer information resources of different kinds. The topic of Legacy-to-Windows migration was chosen for the [InfoSet] series to provide initial help.
This information index is the landing page that lists all the different information resources.
Blogs
Tools & Guides
Blueprint Block
Topic
Registration / Inventorisation / Prototyping
Jump Start Guide - A series of questions and a check…
This topic describes troubleshooting guide regarding conversion from Windows-Legacy project to Windows project as of Dec 2023. Hope this helps those who face these problems.
1 Quick Reference by Error Messages, Situation etc.
Phase
Error message / Situation
Reference
Open project
foobar.xaml: Cannot create unknown type’{clr-Namespace:UiPath.foo.Activities;assembly=UiPath.bar.Activities}ActivityName’.
2.2 Missing Activities package OR 2.3 Missing activity
Development
Unable to set pro…
I would like to add few more errors I faced, which might help other people.
Thanks Yoichi, your tutorial helped me a lot while converting projects from Windows legacy to Windows.
1. Variable name and File Name should not be same
Error Message :
“The assembly compilation returned the following errors:
‘ExceptionDictionary’: member names cannot be the same as their enclosing type”
Solution: Replace the File Name or variable Name
2. Type Conversion issue
Error Message :
Get Asset Value : …
Hope this helps.
Regards
Sonali
Hi @pari_patel
Windows Legacy projects in UiPath will no longer be supported in Cloud Orchestrator after April 2024. UiPath has been phasing out Windows Legacy compatibility in favor of Windows and Cross-Platform projects
Below link will resolve your issue -
This topic describes troubleshooting guide regarding conversion from Windows-Legacy project to Windows project as of Dec 2023. Hope this helps those who face these problems.
1 Quick Reference by Error Messages, Situation etc.
Phase
Error message / Situation
Reference
Open project
foobar.xaml: Cannot create unknown type’{clr-Namespace:UiPath.foo.Activities;assembly=UiPath.bar.Activities}ActivityName’.
2.2 Missing Activities package OR 2.3 Missing activity
Development
Unable to set pro…
system
(system)
Closed
April 8, 2025, 12:13am
5
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