0 Controller encountered a fatal error and was reset. Controller encountered a fatal error and was reset. In order to identify the SN of the LSI RAID controller in a C- Series server,. Data Transfer Pauses on LSI 9271 RAID Controller. ( " Controller encountered a fatal error and was reset" ). Also accessing controller data with the CLI tool is not. 0 Controller encountered a fatal error and was res. LSI 9240- 8i Controller Reset Error on Startup. More about lsi 9240 controller reset error startup. Symptom: 1) Controller encountered a fatal error and was reset 2) replaced raid card and whole server. but the issue still comes back. 3) for this server, the.