请问这些警告怎么解决哦

poplarni

1 extra pin u6-6 in  normal of part u6
" \6 n! u- a& h2 global power-object vin5v at 140,550 has been reduced to local level by presence of port at 70,242
& _0 v1 o. U3 s5 f; ?* v3 global power-object GND at ~~~
4 net erst has no driving source
6 a0 [! v  k- F! u) Z+ Q
- L" w" S# S0 ?谢谢哦