Windchill PDMLink 的部件结构浏览器中出现错误

• 零件结构浏览器中出现错误“无法读取 null 的属性”。
• 迁移到 Windchill 12 后，访问“部件结构”选项卡时，用户界面中显示以下错误：

• 访问“部件结构”选项卡时，方法服务器和浏览器控制台日志分别显示以下错误：

 ERROR [***] com.ptc.cat.config.server.AbstractComponentConfigBuilder ***- Error getting table config based on table views with session locale 'en_US' java.lang.NullPointerException
at com.ptc.windchill.enterprise.part.psb.server.PSBTreeConfigBuilder.getActiveNavigationTypes(PSBTreeConfigBuilder.java:289)

 SEVERE: TreeController[PSB.tree].handleEvent() - Exception thrown while handling client MVC event.
com.google.gwt.core.client.JavaScriptException: (TypeError) : Cannot read properties of null (reading 'structureDefinitions')

• 即使在加载了文章CS329876中提到的首选项后，零件结构浏览器中仍然显示错误。
• 升级后加载“结构”选项卡失败，错误信息如下
• 点击“零件结构” > “用途”选项卡时发生错误

  java.lang.NullPointerException
          at Unknown.QTb(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.eUb(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.iUb(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.new sJo(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.f2o(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.$Jo(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.xyf(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.Fyf(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.yyf(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.Gyf(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.fGg(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.rGg(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.wIg(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.dSo(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.gHg(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.yHg(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.hIg(com.ptc.windchill.wncgwt.WncGWT-0.js)
          at Unknown.xHg(com.ptc.windchill.wncgwt.WncGWT-0.js)