Core down occurs when FlexCan7 module was initialized

[JINHYUNJEONG]

Hello

i am developing CAN module on S32R45.

i can make C-can using FlexCan0 module.

however i tried to impelmented L-can using FlexCaun7 module ,Core down occurs when FlexCan7 moudle was initialized.

like blow code,  after wirtting data on FlexCan7 register in FlexCan_init function,  core down occurs 

please give me some clue....

    /* Reset the FLEXCAN */

    base->MCR = (base->MCR & ~FLEXCAN_MCR_SOFTRST_MASK) | FLEXCAN_MCR_SOFTRST(1U);

[JINHYUNJEONG]

I found that FlexCan 4~7 need to use Peripheral Group 4(XRDC_1 PAC0).