Error:Width mismatch in LED -- source is ""LED[3..0]" (ID De

Error:Width mismatch in pin_name -- source is 一个vhdl的语句,一直报错显示width mismatch in relational operator, led 英语翻译led to a runtime error.The reason for this exception is: trial and error is the source of our knowledge是什么意思? an unh and led error occurred while processing意思 LED = LED | LED球泡灯.LED射灯 Look,a child is crying"Help!Help!"in the___of the lake A led 请问was led in very different places The source error翻译成中文 LED色温,