错误信息开始=====>
错误类型:InvalidOperationException
错误信息:Cannot add merged region A5:A6 to sheet because it overlaps with an existing merged region (A4:A5).
错误堆栈:
   在 NPOI.XSSF.UserModel.XSSFSheet.ValidateMergedRegions(CellRangeAddress candidateRegion)
   在 NPOI.XSSF.UserModel.XSSFSheet.AddMergedRegion(CellRangeAddress region, Boolean validate)
   在 FineUIPro.Web.WeldingProcess.WeldingReport.ProPointWeldList.btnExport_Click(Object sender, EventArgs e) 位置 E:\MyProject\YZ_BSF\HJGL\FineUIPro.Web\WeldingProcess\WeldingReport\ProPointWeldList.aspx.cs:行号 222
   在 FineUIPro.Button.OnClick(EventArgs e)
   在 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
出错时间:12/26/2025 17:15:03
出错文件:http://localhost:7500/WeldingProcess/WeldingReport/ProPointWeldList.aspx
IP地址:::1
操作人员:管理员

出错时间:12/26/2025 17:15:03