Navio2 FRAM example is not working

When i run Navi2 FRAM example i got this. Can someone help me?

Fram memory Write/Read test!
We will write value 0xCC to the address 0 of fram memory, and then read it:
Writing data…
Failed to write device(-1): Input/output error
Reading data…
Failed to write reg: Input/output error
Data, read from address 0 is 0
Multiple read/write functionality test!
We will write values 0xAA, 0xBB, 0xCC to the addresses 0, 1, 2 of the fram memory
and then read it:
Writing data…
Failed to write device(-1): Input/output error
Reading data…
Failed to write reg: Input/output error
Data, read from the addresses 0, 1, 2:
0 0 0
Memory test not passed

@engharsha There’s no FRAM on Navio2 as well as no FRAM example in Navio2 GitHub repo. You’re probably using the examples for Navio+, please use the repo linked above.

sorry i used FRAM navio+ example