字段名称无效。水晶报道

i我正在使用vb2005 不知道该怎么办 请帮助CrystalDecisions.CrystalReports.Engine.InternalException was caught Message="Invalid field name." Source="CrystalDecisions.ReportAppServer.DataSetConversion" StackTrace: at CrystalDecisions.ReportAppServer.ConvertDotNetToErom.ThrowDotNetException(Exception e) at CrystalDecisions.ReportSource.EromReportSourceBase.Refresh(RequestContext reqContext) at CrystalDecisions.CrystalReports.Engine.FormatEngine.Refresh(RequestContext reqContext) at CrystalDecisions.CrystalReports.Engine.ReportDocument.Refresh() at technoEssential.Form4.reportLoad() in D:\Vishal\technoEssential\technoEssential Premium\technoEssential\technoEssential\Form4.vb:line 90......................................................................above is the error that shows when i load crystal report i am using vb2005dont know what to doplease help推荐答案 如果您在页面加载下创建报告，请不要使用Page.IsPostback。 使用IsPostback的问题是，当你引用页面时它不会再次获取参数。If you are creating report under page load then don't use Page.IsPostback.The problem using IsPostback is it wont be getting the parameter again when you refereh the page. 这篇关于字段名称无效。水晶报道的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持！