allegro导入网表出错

我先导入网表 再导入dxf 然后就不能看到预览了 然后我又想重新再导入一次网表 就出错了
大家帮忙分析下，log如下：
Cadence Design Systems, Inc. netrev 15.2 Fri Jan 09 19:41:46 2009
(C) Copyright 2002 Cadence Design Systems, Inc.
------ Directives ------
RIPUP_ETCH FALSE;
RIPUP_SYMBOLS IFSAME;
MISSING SYMBOL AS ERROR FALSE;
SCHEMATIC_DIRECTORY 'F:\pan\P210\hw\sch\allegro';
BOARD_DIRECTORY '';
OLD_BOARD_NAME 'F:\pan\P210\hw\sch\allegro\p210_hw_sch_p0_0v23_d.brd';
NEW_BOARD_NAME 'F:\pan\P210\hw\sch\allegro\p210_hw_sch_p0_0v23_d.brd';
CmdLine: netrev -$ -5 -i F:\pan\P210\hw\sch\allegro -u -y 2 F:\pan\P210\hw\sch\allegro\#Taaaaaa01452.tmp
------ Preparing to read pst files ------
Starting to read F:/pan/P210/hw/sch/allegro/pstchip.dat
Finished reading F:/pan/P210/hw/sch/allegro/pstchip.dat (00:00:00.01)
Starting to read F:/pan/P210/hw/sch/allegro/pstxprt.dat
Finished reading F:/pan/P210/hw/sch/allegro/pstxprt.dat (00:00:00.01)
Starting to read F:/pan/P210/hw/sch/allegro/pstxnet.dat
Finished reading F:/pan/P210/hw/sch/allegro/pstxnet.dat (00:00:00.03)
------ Oversights/Warnings/Errors ------

#1 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'ANT-2P2X3MM' for device 'ANT1_ANT-2P2X3MM_CURITEL_ANT_PA': 'Symbol extents are greater than drawing extents'.
#2 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_0.10UF': 'Symbol extents are greater than drawing extents'.
#3 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_18PF': 'Symbol extents are greater than drawing extents'.
#4 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_0.022UF': 'Symbol extents are greater than drawing extents'.
#5 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_120PF': 'Symbol extents are greater than drawing extents'.
#6 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_33PF_PCC330CQCT-': 'Symbol extents are greater than drawing extents'.
#7 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_1000PF': 'Symbol extents are greater than drawing extents'.
#8 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_0.01UF': 'Symbol extents are greater than drawing extents'.
#9 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_DNP': 'Symbol extents are greater than drawing extents'.
#10 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0603N' for device 'CAPNP_CAP0603N_2.2UF': 'Symbol extents are greater than drawing extents'.
#11 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_330PF': 'Symbol extents are greater than drawing extents'.
#12 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_33PF': 'Symbol extents are greater than drawing extents'.
#13 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0603N' for device 'CAPNP_CAP0603N_1.0UF_GRM188R60J': 'Symbol extents are greater than drawing extents'.
#14 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_100PF': 'Symbol extents are greater than drawing extents'.
#15 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0805N' for device 'CAPNP_CAP0805N_10UF': 'Symbol extents are greater than drawing extents'.
#16 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0402N' for device 'CAPNP_CAP0402N_1.0UF': 'Symbol extents are greater than drawing extents'.
#17 ERROR(305) Device/Symbol check error detected.
Error finding symbol 'CAP0603N' for device 'CAPNP_CAP0603N_1.0UF': 'Symbol extents are greater than drawing extents'.
#18 ERROR(305) Device/Symbol check error detected.