我安装的abaqus2018每次打开都在信息区提示很多行“TypeError: unicode() argument 2 must be string, not None”，具体信息如下，但是软件能够使用，是我的安装文件有问题吗？求各位高人答疑解惑，万分感谢！！
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/upgradeScript_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/amplitudePlotter/amplitudeToolsForm_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/examples\Adaptivity_plugin.py", line 235:
description=i18n.tr('Adaptivity Plotter for Error estimates'), helpUrl=helpUrl)
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/examples\gettingStarted_plugin.py", line 113:
helpUrl=helpUrl
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/examples\plate_plugin.py", line 58:
helpUrl=helpUrl
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/examples\triad_plugin.py", line 23:
helpUrl=helpUrl
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/excelUtilities/excelUtilities_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/findNearestNode/findNearestNode_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/installCourses/installCourses_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/nvh/nvhMcf_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/odbCombine/odbCombine_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/planeRemainsPlane/planeRemainsPlane_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/reportGenerator/htmlReportGenerator_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/reportGenerator/savePicture_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/resetMidside/resetMidsideNodes_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/rsg/rsg_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/stlExport/stlExport_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/stlImport/stl_Import_plugin":
TypeError: unicode() argument 2 must be string, not None
File "d:/Program Files/ABAQUS/SIMULIA/CAE/2018/win_b64/code/python2.7/lib/abaqus_plugins/volAddTemp/wtAvTemp_plugin":
TypeError: unicode() argument 2 must be string, not None