50020304 : Not reading device on system management (I2C) bus [arg1]. I/O module [arg2] communication is offline.

The Chassis Management Module is not able to communicate with the I/O module on the I2C bus.

Severity

Error

Alert Category

Chassis/System Management (Critical)

Log Source

IOMod_04

Serviceable

Yes

Recoverable

Yes

Chassis LED that is Lit

Chassis Fault

CIM Information

Prefix:CMM

and ID:0128

SNMP Trap ID

mmTrapChassisC

Automatically Notify Support

Yes

User Response

Perform a service-level reset of the I/O module. If the problem remains, replace the I/O module.