My project does not recognize the R class, I have searched for some videos and they are old and they do not work for me. Then I'll leave a photo of the error:
If anyone knows any solution, it would be very helpful, Thanks in advance.
My project does not recognize the R class, I have searched for some videos and they are old and they do not work for me. Then I'll leave a photo of the error:
If anyone knows any solution, it would be very helpful, Thanks in advance.