NRF24L01 PA PL (Bidirectional String)

Please don't post pictures of text - they are almost impossible to read. Just copy and paste the text.

I take it from your images that when you said "Unfortunately the link shows the error msg" what you really meant was that when you tried the program in my link there was a problem. Successful computer programming demands precision.

Have you tried the connection-test program in my tutorial to see if your Arduinos can successfully communicate with the nRF24 it is connected to?

...R