ms sql server 2000 sp4getting this error try to modify one field in a table[Microsoft][SQLServer 2000 Driver for JDBC][SQLServer]UPDATE statement conflicted with COLUMN REFERENCE constraint 'eq_em_id'. The conflict occurred in database 'KOC151', table 'eq', column 'em_id'.This worked until last week. checked for corruption in the DB and there is none. This is an application that security uses to keep track of employees information. They cannot modify someones name.can anyone help troubleshoot?here is the table DDL: CREATE TABLE [dbo].[eq] ( [bl_id] [char] (8) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [comments] [varchar] (5000) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [condition] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [cost_dep_value] [numeric](10, 2) NOT NULL , [cost_purchase] [numeric](10, 2) NOT NULL , [cost_replace] [numeric](10, 2) NOT NULL , [criticality] [smallint] NOT NULL , [csi_id] [char] (8) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [date_in_repair] [datetime] NULL , [date_in_service] [datetime] NULL , [date_in_storage] [datetime] NULL , [date_installed] [datetime] NULL , [date_manufactured] [datetime] NULL , [date_of_stat_chg] [datetime] NULL , [date_purchased] [datetime] NULL , [date_salvaged] [datetime] NULL , [date_sold] [datetime] NULL , [dp_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [dv_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [dwgname] [char] (64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [ehandle] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [em_id] [char] (35) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [eq_std] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [fl_id] [char] (4) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [hardware_address] [char] (24) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [image_eq_assy] [char] (64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [image_eq_elec] [char] (64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [image_eq_lub] [char] (64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [image_spec] [char] (64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [is_multiplexing] [smallint] NOT NULL , [layer_name] [char] (32) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [limit_alarm_high] [numeric](12, 3) NOT NULL , [limit_alarm_low] [numeric](12, 3) NOT NULL , [limit_ctl_high] [numeric](12, 3) NOT NULL , [limit_ctl_low] [numeric](12, 3) NOT NULL , [loc_bay] [char] (10) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [loc_column] [char] (10) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [loc_maint_manl] [char] (25) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [locked_out] [smallint] NOT NULL , [meter] [numeric](12, 2) NOT NULL , [meter_last_read] [datetime] NULL , [meter_units] [char] (4) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [meter_usage_per_day] [numeric](8, 2) NOT NULL , [net_address] [char] (24) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [net_address_ip] [char] (15) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [net_card_type] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [net_id] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [net_node_name] [char] (24) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [net_sub_mask] [char] (15) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [num_lease] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [num_po] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [num_serial] [char] (20) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [option1] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [option2] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [os_type] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [po_id] [int] NULL , [po_line_id] [int] NULL , [policy_id] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [pr_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [property_type] [char] (50) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [qty_dep_period] [numeric](6, 2) NOT NULL , [qty_hrs_run_day] [numeric](5, 2) NOT NULL , [qty_life_expct] [smallint] NOT NULL , [qty_MTBF] [numeric](9, 2) NOT NULL , [qty_MTTR] [numeric](9, 2) NOT NULL , [qty_pms] [smallint] NOT NULL , [rack_id] [char] (8) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [recovery_status] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL , [rm_id] [char] (8) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [salvaged] [smallint] NOT NULL , [servcont_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [site_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [status] [char] (4) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [subcomponent_of] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [survey_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [ta_lease_id] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [tagged_out] [smallint] NOT NULL , [tc_area_level] [char] (3) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [tc_client_server] [char] (3) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [tc_level] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [tc_service] [char] (3) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [use1] [char] (32) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [value_salvage] [numeric](10, 2) NOT NULL , [vn_id] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [warranty_id] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [eq_id] [char] (12) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL , [koc_id] [char] (5) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [lease_own] [char] (6) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [lease_rent] [numeric](10, 2) NULL , [maint_agree] [char] (1) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [maint_date] [datetime] NULL , [mfr] [char] (35) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [modelno] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [mv_date_received] [datetime] NULL , [mv_po_number] [char] (35) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [mv_received_by] [char] (35) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [spec_depth] [float] NOT NULL , [spec_height] [float] NOT NULL , [spec_width] [float] NOT NULL , [time_stamp] [char] (40) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [username] [varchar] (64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [category] [char] (16) COLLATE SQL_Latin1_General_CP1_CI_AS NULL , [Description1] [varchar] (50) COLLATE SQL_Latin1_General_CP1_CI_AS NULL ) ON [PRIMARY]GOALTER TABLE [dbo].[eq] ADD CONSTRAINT [DF__eq__bl_id__7AC720C5] DEFAULT (null) FOR [bl_id], CONSTRAINT [DF__eq__comments__7BBB44FE] DEFAULT (null) FOR [comments], CONSTRAINT [DF__eq__condition__7CAF6937] DEFAULT ('new') FOR [condition], CONSTRAINT [DF__eq__cost_dep_val__7DA38D70] DEFAULT (0) FOR [cost_dep_value], CONSTRAINT [DF__eq__cost_purchas__7E97B1A9] DEFAULT (0) FOR [cost_purchase], CONSTRAINT [DF__eq__cost_replace__7F8BD5E2] DEFAULT (0) FOR [cost_replace], CONSTRAINT [DF__eq__criticality__007FFA1B] DEFAULT (0) FOR [criticality], CONSTRAINT [DF__eq__csi_id__01741E54] DEFAULT (null) FOR [csi_id], CONSTRAINT [DF__eq__date_in_repa__0268428D] DEFAULT (null) FOR [date_in_repair], CONSTRAINT [DF__eq__date_in_serv__035C66C6] DEFAULT (null) FOR [date_in_service], CONSTRAINT [DF__eq__date_in_stor__04508AFF] DEFAULT (null) FOR [date_in_storage], CONSTRAINT [DF__eq__date_install__0544AF38] DEFAULT (null) FOR [date_installed], CONSTRAINT [DF__eq__date_manufac__0638D371] DEFAULT (null) FOR [date_manufactured], CONSTRAINT [DF__eq__date_of_stat__072CF7AA] DEFAULT (null) FOR [date_of_stat_chg], CONSTRAINT [DF__eq__date_purchas__08211BE3] DEFAULT (null) FOR [date_purchased], CONSTRAINT [DF__eq__date_salvage__0915401C] DEFAULT (null) FOR [date_salvaged], CONSTRAINT [DF__eq__date_sold__0A096455] DEFAULT (null) FOR [date_sold], CONSTRAINT [DF__eq__dp_id__0AFD888E] DEFAULT (null) FOR [dp_id], CONSTRAINT [DF__eq__dv_id__0BF1ACC7] DEFAULT (null) FOR [dv_id], CONSTRAINT [DF__eq__dwgname__0CE5D100] DEFAULT (null) FOR [dwgname], CONSTRAINT [DF__eq__ehandle__0DD9F539] DEFAULT (null) FOR [ehandle], CONSTRAINT [DF__eq__em_id__0ECE1972] DEFAULT (null) FOR [em_id], CONSTRAINT [DF__eq__eq_std__0FC23DAB] DEFAULT (null) FOR [eq_std], CONSTRAINT [DF__eq__fl_id__10B661E4] DEFAULT (null) FOR [fl_id], CONSTRAINT [DF__eq__hardware_add__11AA861D] DEFAULT (null) FOR [hardware_address], CONSTRAINT [DF__eq__image_eq_ass__129EAA56] DEFAULT (null) FOR [image_eq_assy], CONSTRAINT [DF__eq__image_eq_ele__1392CE8F] DEFAULT (null) FOR [image_eq_elec], CONSTRAINT [DF__eq__image_eq_lub__1486F2C8] DEFAULT (null) FOR [image_eq_lub], CONSTRAINT [DF__eq__image_spec__157B1701] DEFAULT (null) FOR [image_spec], CONSTRAINT [DF__eq__is_multiplex__166F3B3A] DEFAULT (0) FOR [is_multiplexing], CONSTRAINT [DF__eq__layer_name__17635F73] DEFAULT (null) FOR [layer_name], CONSTRAINT [DF__eq__limit_alarm___185783AC] DEFAULT (0) FOR [limit_alarm_high], CONSTRAINT [DF__eq__limit_alarm___194BA7E5] DEFAULT (0) FOR [limit_alarm_low], CONSTRAINT [DF__eq__limit_ctl_hi__1A3FCC1E] DEFAULT (0) FOR [limit_ctl_high], CONSTRAINT [DF__eq__limit_ctl_lo__1B33F057] DEFAULT (0) FOR [limit_ctl_low], CONSTRAINT [DF__eq__loc_bay__1C281490] DEFAULT (null) FOR [loc_bay], CONSTRAINT [DF__eq__loc_column__1D1C38C9] DEFAULT (null) FOR [loc_column], CONSTRAINT [DF__eq__loc_maint_ma__1E105D02] DEFAULT (null) FOR [loc_maint_manl], CONSTRAINT [DF__eq__locked_out__1F04813B] DEFAULT (0) FOR [locked_out], CONSTRAINT [DF__eq__meter__1FF8A574] DEFAULT (0) FOR [meter], CONSTRAINT [DF__eq__meter_last_r__20ECC9AD] DEFAULT (null) FOR [meter_last_read], CONSTRAINT [DF__eq__meter_units__21E0EDE6] DEFAULT ('hour') FOR [meter_units], CONSTRAINT [DF__eq__meter_usage___22D5121F] DEFAULT (0) FOR [meter_usage_per_day], CONSTRAINT [DF__eq__net_address__23C93658] DEFAULT (null) FOR [net_address], CONSTRAINT [DF__eq__net_address___24BD5A91] DEFAULT (null) FOR [net_address_ip], CONSTRAINT [DF__eq__net_card_typ__25B17ECA] DEFAULT (null) FOR [net_card_type], CONSTRAINT [DF__eq__net_id__26A5A303] DEFAULT (null) FOR [net_id], CONSTRAINT [DF__eq__net_node_nam__2799C73C] DEFAULT (null) FOR [net_node_name], CONSTRAINT [DF__eq__net_sub_mask__288DEB75] DEFAULT (null) FOR [net_sub_mask], CONSTRAINT [DF__eq__num_lease__29820FAE] DEFAULT (null) FOR [num_lease], CONSTRAINT [DF__eq__num_po__2A7633E7] DEFAULT (null) FOR [num_po], CONSTRAINT [DF_eq_num_serial_default] DEFAULT (null) FOR [num_serial], CONSTRAINT [DF__eq__option1__2C5E7C59] DEFAULT (null) FOR [option1], CONSTRAINT [DF__eq__option2__2D52A092] DEFAULT (null) FOR [option2], CONSTRAINT [DF__eq__os_type__2E46C4CB] DEFAULT (null) FOR [os_type], CONSTRAINT [DF__eq__po_id__2F3AE904] DEFAULT (null) FOR [po_id], CONSTRAINT [DF__eq__po_line_id__302F0D3D] DEFAULT (null) FOR [po_line_id], CONSTRAINT [DF__eq__policy_id__31233176] DEFAULT (null) FOR [policy_id], CONSTRAINT [DF__eq__pr_id__321755AF] DEFAULT (null) FOR [pr_id], CONSTRAINT [DF__eq__property_typ__330B79E8] DEFAULT (null) FOR [property_type], CONSTRAINT [DF__eq__qty_dep_peri__33FF9E21] DEFAULT (0) FOR [qty_dep_period], CONSTRAINT [DF__eq__qty_hrs_run___34F3C25A] DEFAULT (0.0) FOR [qty_hrs_run_day], CONSTRAINT [DF__eq__qty_life_exp__35E7E693] DEFAULT (0) FOR [qty_life_expct], CONSTRAINT [DF__eq__qty_MTBF__36DC0ACC] DEFAULT (0) FOR [qty_MTBF], CONSTRAINT [DF__eq__qty_MTTR__37D02F05] DEFAULT (0) FOR [qty_MTTR], CONSTRAINT [DF__eq__qty_pms__38C4533E] DEFAULT (0) FOR [qty_pms], CONSTRAINT [DF__eq__rack_id__39B87777] DEFAULT (null) FOR [rack_id], CONSTRAINT [DF__eq__recovery_sta__3AAC9BB0] DEFAULT ('NONE') FOR [recovery_status], CONSTRAINT [DF__eq__rm_id__3BA0BFE9] DEFAULT (null) FOR [rm_id], CONSTRAINT [DF__eq__salvaged__3C94E422] DEFAULT (0) FOR [salvaged], CONSTRAINT [DF__eq__servcont_id__3D89085B] DEFAULT (null) FOR [servcont_id], CONSTRAINT [DF__eq__site_id__3E7D2C94] DEFAULT (null) FOR [site_id], CONSTRAINT [DF__eq__status__3F7150CD] DEFAULT ('in') FOR [status], CONSTRAINT [DF__eq__subcomponent__40657506] DEFAULT (null) FOR [subcomponent_of], CONSTRAINT [DF__eq__survey_id__4159993F] DEFAULT (null) FOR [survey_id], CONSTRAINT [DF__eq__ta_lease_id__424DBD78] DEFAULT (null) FOR [ta_lease_id], CONSTRAINT [DF__eq__tagged_out__4341E1B1] DEFAULT (0) FOR [tagged_out], CONSTRAINT [DF__eq__tc_area_leve__443605EA] DEFAULT ('N/A') FOR [tc_area_level], CONSTRAINT [DF__eq__tc_client_se__452A2A23] DEFAULT ('N/A') FOR [tc_client_server], CONSTRAINT [DF__eq__tc_level__461E4E5C] DEFAULT (null) FOR [tc_level], CONSTRAINT [DF__eq__tc_service__47127295] DEFAULT ('N/A') FOR [tc_service], CONSTRAINT [DF__eq__use1__480696CE] DEFAULT (null) FOR [use1], CONSTRAINT [DF__eq__value_salvag__48FABB07] DEFAULT (0) FOR [value_salvage], CONSTRAINT [DF__eq__vn_id__49EEDF40] DEFAULT (null) FOR [vn_id], CONSTRAINT [DF__eq__warranty_id__4AE30379] DEFAULT (null) FOR [warranty_id], CONSTRAINT [DF__eq__eq_id__4BD727B2] DEFAULT (null) FOR [eq_id], CONSTRAINT [DF__eq__koc_id__122052C0] DEFAULT (null) FOR [koc_id], CONSTRAINT [DF__eq__lease_own__131476F9] DEFAULT ('OWNED') FOR [lease_own], CONSTRAINT [DF__eq__lease_rent__14089B32] DEFAULT (null) FOR [lease_rent], CONSTRAINT [DF__eq__maint_agree__14FCBF6B] DEFAULT ('N') FOR [maint_agree], CONSTRAINT [DF__eq__maint_date__15F0E3A4] DEFAULT (null) FOR [maint_date], CONSTRAINT [DF__eq__mfr__2AB6F660] DEFAULT (null) FOR [mfr], CONSTRAINT [DF__eq__modelno__2C9F3ED2] DEFAULT (null) FOR [modelno], CONSTRAINT [DF__eq__mv_date_rece__5BA511D5] DEFAULT (null) FOR [mv_date_received], CONSTRAINT [DF__eq__mv_po_number__5C99360E] DEFAULT (null) FOR [mv_po_number], CONSTRAINT [DF__eq__mv_received___5D8D5A47] DEFAULT (null) FOR [mv_received_by], CONSTRAINT [DF_eq_spec_depth_default] DEFAULT (0) FOR [spec_depth], CONSTRAINT [DF_eq_spec_height_default] DEFAULT (0) FOR [spec_height], CONSTRAINT [DF_eq_spec_width_default] DEFAULT (0) FOR [spec_width], CONSTRAINT [DF__eq__time_stamp__615DEB2B] DEFAULT (null) FOR [time_stamp], CONSTRAINT [DF__eq__username__62520F64] DEFAULT (null) FOR [username], CONSTRAINT [DF__eq__category__6346339D] DEFAULT (null) FOR [category], CONSTRAINT [DF__eq__Description1__643A57D6] DEFAULT (null) FOR [Description1], CONSTRAINT [eq_PK] PRIMARY KEY CLUSTERED ( [eq_id] ) ON [PRIMARY] GOALTER TABLE [dbo].[eq] ADD CONSTRAINT [eq_bl_id] FOREIGN KEY ( [bl_id] ) REFERENCES [dbo].[bl] ( [bl_id] ), CONSTRAINT [eq_csi_id] FOREIGN KEY ( [csi_id] ) REFERENCES [dbo].[csi] ( [csi_id] ), CONSTRAINT [eq_dp_id] FOREIGN KEY ( [dv_id], [dp_id] ) REFERENCES [dbo].[dp] ( [dv_id], [dp_id] ), CONSTRAINT [eq_dv_id] FOREIGN KEY ( [dv_id] ) REFERENCES [dbo].[dv] ( [dv_id] ), CONSTRAINT [eq_em_id] FOREIGN KEY ( [em_id] ) REFERENCES [dbo].[em] ( [em_id] ), CONSTRAINT [eq_eq_std] FOREIGN KEY ( [eq_std] ) REFERENCES [dbo].[eqstd] ( [eq_std] ), CONSTRAINT [eq_fl_id] FOREIGN KEY ( [bl_id], [fl_id] ) REFERENCES [dbo].[fl] ( [bl_id], [fl_id] ), CONSTRAINT [eq_net_id] FOREIGN KEY ( [net_id] ) REFERENCES [dbo].[net] ( [net_id] ), CONSTRAINT [eq_po_id] FOREIGN KEY ( [po_id] ) REFERENCES [dbo].[po] ( [po_id] ), CONSTRAINT [eq_po_line_id] FOREIGN KEY ( [po_id], [po_line_id] ) REFERENCES [dbo].[po_line] ( [po_id], [po_line_id] ), CONSTRAINT [eq_policy_id] FOREIGN KEY ( [policy_id] ) REFERENCES [dbo].[policy] ( [policy_id] ), CONSTRAINT [eq_pr_id] FOREIGN KEY ( [pr_id] ) REFERENCES [dbo].[property] ( [pr_id] ), CONSTRAINT [eq_property_type] FOREIGN KEY ( [property_type] ) REFERENCES [dbo].[property_type] ( [property_type] ), CONSTRAINT [eq_rack_id] FOREIGN KEY ( [bl_id], [fl_id], [rm_id], [rack_id] ) REFERENCES [dbo].[rack] ( [bl_id], [fl_id], [rm_id], [rack_id] ), CONSTRAINT [eq_rm_id] FOREIGN KEY ( [bl_id], [fl_id], [rm_id] ) REFERENCES [dbo].[rm] ( [bl_id], [fl_id], [rm_id] ), CONSTRAINT [eq_servcont_id] FOREIGN KEY ( [servcont_id] ) REFERENCES [dbo].[servcont] ( [servcont_id] ), CONSTRAINT [eq_site_id] FOREIGN KEY ( [site_id] ) REFERENCES [dbo].[site] ( [site_id] ), CONSTRAINT [eq_survey_id] FOREIGN KEY ( [survey_id] ) REFERENCES [dbo].[survey] ( [survey_id] ), CONSTRAINT [eq_ta_lease_id] FOREIGN KEY ( [ta_lease_id] ) REFERENCES [dbo].[ta_lease] ( [ta_lease_id] ), CONSTRAINT [eq_tc_level] FOREIGN KEY ( [tc_level] ) REFERENCES [dbo].[afm_tclevel] ( [tc_level] ), CONSTRAINT [eq_vn_id] FOREIGN KEY ( [vn_id] ) REFERENCES [dbo].[vn] ( [vn_id] ), CONSTRAINT [eq_warranty_id] FOREIGN KEY ( [warranty_id] ) REFERENCES [dbo].[warranty] ( [warranty_id] )GO