ERROR: [DRC0026] ! R) o1 R; t+ d* [+ s) B3 c: HThis reference has already been assigned to a different package type. $ {# ^/ T, s) l+ L4 E( L# tD4 V- R. X- S K! l0 b/ Q4 A5 x
3 g4 U( n9 ?; c7 _' ZERROR: [DRC0031] , E. l6 Y0 D1 t. ~2 XSame Pin Number connected to more than one net.4 @, t/ j, t/ H9 m" l6 K5 E
POWER/D2/1 Nets: 'N271493' and 'VCC33'. " D }" G+ t, [/ ^: l这错误是什么意思啊 ?怎么解决