Issue in Invoke method

[araz_davlund1 (araz davlund)]

My project worked before without error and today they try to run it I got error message from invoke

error bc30456: codepagesencodingprovider is not a member of system.text. I wonder what has happened to UiPath when you suddenly get an error.
Appreciate if I can get some help here

[Sanjit_Pal]

Hey @araz_davlund1 ,

Check if all the required namespaces are imported or not. You might have migrated your project if that is the case you have to import the namespace.

Thanks,
Sanjit Pal

[arjunshenoy]

Hi @araz_davlund1

The following thread deals with a similar issue of error bc30456. Hope this will help you with some insights:

Invoke code not finding CodePagesEncodingProvider class of System.Text after migrating to 6.0

Hello, Since we are starting the migration from .net4 to .net6, I have migrated the library we are using. I was able to successfully fix all of the exceptions except one. In my invoke code activity when I try to call System.Text.CodePagesEncodingProvider.Instance the compilation error occurs stating that the CodePagesEncodingProvider is not a member of System.Text [image] However from the Micosoft docs it seems that the version should be supported. Moreover the intellisense does prompt i…

Best Regards.

[araz_davlund1 (araz davlund)]

Thanks Arjun, The solution was to add Assign with System.Text.CodePagesEncodingProvider.Instance before invoking and now works for me.
Best Regards.

[arjunshenoy]

@araz_davlund1

Glad you figured it out. Happy Automation!

Best Regards.