我建了一个BGA芯片的原理图库，报错，各位老大帮帮忙，错在哪里

yzg001

保存时候出现下列错误：
Error: Pin number V9 not found in pin mapping.
Error: Pin number E10 not found in pin mapping.
Error: Pin number E9 not found in pin mapping.
Error: Pin number E11 not found in pin mapping.
Error: Pin number F16 not found in pin mapping.
Error: Pin number A16 not found in pin mapping.
Error: Pin number D16 not found in pin mapping.
Error: Pin number D13 not found in pin mapping.
Error: Pin number B16 not found in pin mapping.
Error: Pin number P18 not found in pin mapping.
...........

xuwen781108

qqqqqqqqqqqqqqqqqq

mhy3477

你怎么建的说一下