update issue

[Tauseef A]

hi guys public void Update_Assay(Mapping map) { try { Machine_Integration dc = new Machine_Integration(); var qry = from mapping in dc.GetTable() where mapping.ID == map.ID select mapping; foreach (Mapping mp in qry) { mp.Instrument_Asssay_No = map.Instrument_Asssay_No; mp.Istrument_Assay_Name = map.Istrument_Assay_Name; mp.Nexus_Assay_No = map.Nexus_Assay_No; mp.Assay_Type = map.Assay_Type; } dc.SubmitChanges(); } catch (Exception ex) { throw ex; } } but rows are not updated any idea? regards ,

Tauseef A Khan MCP Dotnet framework 2.0.

[Adam Maras]

Are you certain any rows are being returned by your query? Set a breakpoint and make sure that your foreach loop is actually being stepped into.

Adam Maras | Software Developer Microsoft Certified Professional Developer

[Tauseef A]

yes , it is , but there are no primary keys in that particular table , can that be an issue?

Tauseef A Khan MCP Dotnet framework 2.0.