About change debug uart baud to 115200

I changed the uEnv.txt.uart0 1500000 to uart1 115200。
uart 0 and uart 1 both no-working with baud 115200.

you can see error format

I‘m sure the cable work well with baud 115200

Can you help me with this question?’


目前我的问题是为什么UART0 和UART1的115200波特率不可以?