S32K146 CAN send message failed. And in debug, how can i ensure message can be send

[KDB_beginer]

Hello，everyone

I have some questions which always trouble me。

when i use S32K146 to send can message, but my IFLAG1 register do not be set，so the message can not be send to can bus. the specific reason of this phenomenon i do not konw. So I come to ask for help.

My english is poor, so my language may not be polite, i hope you can understand! 

Best wishes!

i use can1 TX and Rx, the pin :PTA12 and PTA13

software is S32DS

My program and my reference program are attached belowhttps://www.programmerall.com/article/39671163824/ （my reference program）

[Robin_Shen]

Let us discuss it in your question: S32K CAN send message failed（IFLAG1 register always != 1）