导入网络出错

各位大侠：请指点一下下面的错误。
错误是：我在原有文件导入新的网络表，导入不了；新的网络表的文件名跟原有的文件名不一样，但是提示错误文件又是同一个原有文件名。不知道错误在哪里，我猜测应该是原理图导出网络表有问题，或原理图本身有问题。
同样新建一个新的PCB文件，导入也是同样的问题，说明跟原始PCB文件没有太多的关系。
以上两种错误其实就是一种错误，就是导入不了网络表，提示文件在下面，请高手指点，谢谢！
------ Directives ------
RIPUP_ETCH FALSE;
RIPUP_DELETE_FIRST_SEGMENT FALSE;
RIPUP_RETAIN_BONDWIRE FALSE;
RIPUP_SYMBOLS ALWAYS;
Missing symbol has error FALSE;
SCHEMATIC_DIRECTORY 'E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro';
BOARD_DIRECTORY '';
OLD_BOARD_NAME 'E:/POS/PCB/POS..brd';
NEW_BOARD_NAME 'E:/POS/PCB/POS..brd';
CmdLine: netrev -$ -i E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro -u -t -y 1 -z E:/POS/PCB/#Taaaaad04512.tmp
------ Preparing to read pst files ------
Starting to read E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro/pstchip.dat
   Finished reading E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro/pstchip.dat (00:00:00.07)
Starting to read E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro/pstxprt.dat
   Finished reading E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro/pstxprt.dat (00:00:00.03)
Starting to read E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro/pstxnet.dat
   Finished reading E:/POS/SCH/SCH_POS_NRFDemo_MainB_0_0A/allegro/pstxnet.dat (00:00:00.01)
------ Oversights/Warnings/Errors ------

#1   ERROR(SPMHNI-176): Device library error detected.
ERROR(SPMHNI-190): Device problem 'CC0603_4.7UF_6.3V_X5R20%_CC06'. Package property error: 'PART_NAME'='CC0603_4.7uF_6.3V_X5R±20%'. Illegal character(s) present in the name or value..
ERROR(SPMHNI-170): Device 'CC0603_4.7UF_6.3V_X5R20%_CC06' has library errors. Unable to transfer to Allegro.
------ Library Paths ------
MODULEPATH =  .
           C:/Cadence/SPB_16.5/share/local/pcb/modules
PSMPATH =  F:\Library\Allegro_lib\
PADPATH =  F:\Library\Allegro_lib\

------ Summary Statistics ------

#2   Run stopped because errors were detected
netrev run on Nov 2 11:57:22 2015
   DESIGN NAME : 'SCH_POS_NRFDEMO_MAINB_0_0A'
   PACKAGING ON Nov 14 2011 12:27:13
   COMPILE 'logic'
   CHECK_PIN_NAMES OFF
   CROSS_REFERENCE OFF
   FEEDBACK OFF
   INCREMENTAL OFF
   INTERFACE_TYPE PHYSICAL
   MAX_ERRORS 500
   MERGE_MINIMUM 5
   NET_NAME_CHARS '#%&()*+-./:=>?@[]^_`|'
   NET_NAME_LENGTH 24
   OVERSIGHTS ON
   REPLACE_CHECK OFF
   SINGLE_NODE_NETS ON
   SPLIT_MINIMUM 0
   SUPPRESS   20
   WARNINGS ON
  2 errors detected
No oversight detected
No warning detected
cpu time      0:08:49
elapsed time  0:00:05

'PART_NAME'='CC0603_4.7uF_6.3V_X5R±20%'. Illegal character(s)
“±” 这个字符不识别，原理图修改下

看着像是原理图封装的管脚对不上pcb封装的管脚

谢谢大侠指点

CC0603_4.7UF_6.3V_X5R±20%_CC06的問題