One or more LED interfacing with labview and arduino

[Zahkay]

Hello my problem is that. I am able to control only one led and the other one, i am not able to control it.

can somebody help me what is the problem with the VI. My lifa is ok since the first led is working

perfectly fine when i am pressing the on / off button in labview. I will really appreciate to get answer

for this problem of mine.