关于1D网格和2D网格并存的情况下总是出现的错误！

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信息清单创建者：  lixin  
, d; ~+ P2 i/ [: l* B日期  ： 2009-12-26 16:18:42  
( L. E2 D6 V9 Y/ L5 k7 P当前工作部件  ： E:\ug\chejia_1\model1_sim1.sim  
6 D! e2 o7 Q$ Z/ W' K6 i) ]) P节点名  ： ec-yzb-03  

# [! t  M, V; z" f) o9 G% {============================================================
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# h4 }1 `. n9 K8 D8 V解算方案综合检查错误汇总
求解器是 NX NASTRAN
环境： NX NASTRAN - 结构
解算方案是 SESTATIC 101 - 多约束
7 v- r  R0 W$ JMesh-Based Errors Summary
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Total: 0 error and 0 warning

Material-Based Errors Summary

Total: 0 error and 0 warning
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Solution-Based Errors Summary

警告
- ?, X. ]9 R, c' l1 C# DNo loads defined in step "Subcase - Loads, Constraints 1".
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: o- ~8 n% K0 z9 K$ S0 w" {Total: 0 error and 1 warning

  \5 d1 F# i  h8 [Load/BC-Based Errors Summary

ERROR
Constraint "UserDefined(1)" is applied to dependent nodes of a mesh mating condition,
/ Z, T, B1 w$ \" U  f9 Jedge-face connection, rigid link or weld mesh.
建议：从关联几何体中移除 BC。

1 Z" y  C0 e( O4 e' K6 D# SERROR
# R! P3 W; ^- {, }# SConstraint "UserDefined(2)" is applied to dependent nodes of a mesh mating condition,
edge-face connection, rigid link or weld mesh.
8 F5 O, o+ p8 H# K/ F$ g5 z# I建议：从关联几何体中移除 BC。
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ERROR
Constraint "UserDefined(3)" is applied to dependent nodes of a mesh mating condition,
0 q# e; K4 v. d, i3 N- jedge-face connection, rigid link or weld mesh.
建议：从关联几何体中移除 BC。

. `- E# z4 P4 B6 N$ e% X; E) lERROR
Constraint "UserDefined(4)" is applied to dependent nodes of a mesh mating condition,
1 g5 C! L# \% L, N* [edge-face connection, rigid link or weld mesh.
( ]: e! @  l+ r建议：从关联几何体中移除 BC。
5 a3 l3 A# G) I# R* Z
Total: 4 errors and 0 warning
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3 a; f  ~' ]. V% s. D* x1 LNastran Model Check Completed
   
  d# w& z0 P7 R8 j' S) |我不明白为什么会出现这种问题   
我想加接触定义就的用到1D网格可是在划分网格时的用2D于是就出现了这种情况