Template CRC monitoring "cannot parse expression

[DSI_agglo]

Hello,

I created a template for monitoring crc errors in my cisco switchs ans routers. However, when i activate the template, it says "Invalid SNMP OID: cannot parse expression."

For showing you my template i attached the captures.

Thank you.

[DSI_agglo]

Any help ?

I am completely blocked.

[DSI_agglo]

Hi, I really need help. Tell me how monitor CRC error i'm lost.