升级前系统运行正常
升级后在开发环境下运行正常
在客户机上出现下面错误提示:
error occurred creating the form. See Exception.InnerException for details. The error is: Could not load type 'System.ComponentModel.PropertyChangingEventHandler' from assembly 'System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'. |
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