求助：Allegro16.3 导出封装 焊盘丢失？

求助：Allegro16.3 导出封装 焊盘丢失?
焊盘丢失是什么原因?
错误提示如下：
*** Creating all device files (see create_devices.log) ***

  *** Creating padstacks. ***
  MMR3_00X3_00 being dumped.
  MMR1_00X5_10 being dumped.
  100S60P being dumped.
  MMR1_50X0_40 being dumped.
  MMR2_00X3_50 being dumped.
  MMR1_50X0_50 being dumped.
  MMR1_50X0_32 being dumped.
  MMR0_25X0_40 being dumped.
  MMR1_80X1_20 being dumped.
  MMR1_70X1_40 being dumped.
  MMR2_54X1_02 being dumped.
  MMR1_70X1_50 being dumped.
  MMR1_70X2_50 being dumped.
  MMR1_70X1_60 being dumped.
  MMR1_40X1_90 being dumped.
  MMR3_50X3_50 being dumped.
  MMOB1_0X0_30 being dumped.
  SMM1X1 being dumped.
  MMOB1_0X0_35 being dumped.
  40C40NP being dumped.
  MMR3_90X3_90 being dumped.
  MMR0_89X1_52 being dumped.
  MMOB1_0X0_28 being dumped.
  RP60D40 being dumped.
  MMOB3_80X5_80D2_6P being dumped.
  RP55D35 being dumped.
  RP85D62 being dumped.
  SM30X30 being dumped.
  SM50X30 being dumped.
  SM25X22 being dumped.
  250C225P being dumped.
  SM50X36 being dumped.
  SM25X80 being dumped.
  SM35X35 being dumped.
  SM80X80 being dumped.
  SM60X65 being dumped.
  SM36X36 being dumped.
  SM45X55 being dumped.
  SM60X85 being dumped.
  SM45X65 being dumped.
  POS-0_80X2_00 being dumped.
  MMC2_00XD1_27 being dumped.
  SM100X40 being dumped.
  SM60X100 being dumped.
  SM125X60 being dumped.
  SOT-89-5 being dumped.
  SM85X110 being dumped.
  BGAVIA25 being dumped.
  125C125NP being dumped.
  SMR50X30 being dumped.
  NP125D128 being dumped.
  SMR50X25 being dumped.
  60_40C30P being dumped.
  60_40C25P being dumped.
  MMR3_1X3_1-NSP being dumped.
  UBGAVIA17 being dumped.
  SMD240_235 being dumped.
  MMC0_75NP being dumped.
  SMD210BY80 being dumped.
  PAD60SQ36D being dumped.
  SLOT1X2MM being dumped.
  MMC2_0D1_0 being dumped.
  40X60REC30P being dumped.
  40X60OBL30P being dumped.
  PAD31CIR21D being dumped.
  MMR2_0X1_0 being dumped.
  MMR2_0X1_1 being dumped.
  PAD60CIR36D being dumped.
  PAD35CIR25D being dumped.
  MMR1_0X0_5 being dumped.
  NP225 being dumped.
  MMR1_5X1_0 being dumped.
  MMR3_3X2_0 being dumped.
  MMR3_1X3_1 being dumped.
  NP128 being dumped.
  MMR2_0X1_5 being dumped.
  MMR1_0X0_7 being dumped.
  MMR1_5X0_3 being dumped.
  MMR2_2X1_4 being dumped.
  MMR1_5X3_0 being dumped.
  MMR2_0X1_6 being dumped.
  MMR1_3X1_5 being dumped.
  16PAD being dumped.
  MMR0_4X0_7 being dumped.
  MMR1_5X1_4 being dumped.
  MMR1_3X8_0 being dumped.
  MMR0_9X1_4 being dumped.
  MMR6_8X2_1 being dumped.
  MMR2_7X2_7 being dumped.
  MMR2_7X3_6 being dumped.
  OB40X200NP40 being dumped.
  OB40X400NP40 being dumped.
  OB40X290NP40 being dumped.
  31C20P being dumped.
  50C20P being dumped.
  60C30P being dumped.
  60C40P being dumped.
  70C40P being dumped.
  40C25P being dumped.
  50C25P being dumped.
  25C15P being dumped.
  65C40P being dumped.
  70C45P being dumped.
  90C70P being dumped.
  MMC1_0D0_5P being dumped.
  80C55P being dumped.
  NP0_8 being dumped.
  90C45P being dumped.
  MMO1_0X0_35 being dumped.
  MMC3_0D1_6P being dumped.
  MMC2_5D1_5P being dumped.
  60S40P being dumped.
  MMC1_5D0_9P being dumped.
  PAD125 being dumped.
  65S40P being dumped.
  80S55P being dumped.
  MMC2_50D1_00 being dumped.
  MMC3D1 being dumped.
  100C50P being dumped.
  100C60P being dumped.

  *** Creating shape symbols (.dra and .ssm) ***
  sha_sot-89-5 being dumped.
  sha_sot-89msk being dumped.
  sha_sot-89-5sp being dumped.
  sha_sot-89-5msk being dumped.
  sha_sot-89 being dumped.

  *** Creating package symbols (.dra and .psm) ***
  hc49us being dumped.
ERROR: For symbol Symbol Definition "Hc49us", 60_40C30P padstack not found . Pin not added.
ERROR: For symbol Symbol Definition "Hc49us", 60_40C30P padstack not found . Pin not added.
  e-pt-31 being dumped.
ERROR: For symbol Symbol Definition "E-pt-31", 31C20P padstack not found . Pin not added.
  e-pt-40 being dumped.

问题解决了吗，我也遇到了这个问题，怎么回事呢

你这一看就是在PAD里设置flash pad了，这个问题不用管，生成PAD文件就可以了