zeosdbo,oracle10g lazarus / 16-Databases ---------------------------------------------------------------------- anlan · 2011-02-16 05:02 I will connect to Oracle10g via zeosdbo component. I had set all parameters in ZConnections. When I set the property of 'connected' to true,it appears the error,such as the follow: [0E76AF90]{ZPlain140.bpl} Zplainoracledriver.TZOracle9iPlainDriver.EnvNlsCreate + $40 [02A0FD99]{ZDbc140.bpl } Zdbcoracle.TZOracleConnection.Open + $C5 [02A0FBB1]{ZDbc140.bpl } Zdbcoracle.TZOracleConnection + $D5 [02A0F8B2]{ZDbc140.bpl } Zdbcoracle.TZOracleDriver.Connect + $9E [02973A49]{ZDbc140.bpl } Zdbcintfs. + $0 [02B10ADB]{ZComponent140.bpl} Zconnection.TZConnection.Connect + $173 [02B10405]{ZComponent140.bpl} Zconnection.TZConnection.SetConnected + $2D [500516F2]{rtl140.bpl  } TypInfo.SetOrdProp (Line 1727, "TypInfo.pas" + 31) + $0 [20DA5FF2]{designide140.bpl} DesignEditors.TPropertyEditor.SetOrdValue (Line 841, "DesignEditors.pas" + 2) + $E [20DA713F]{designide140.bpl} DesignEditors.TEnumProperty.SetValue (Line 1410, "DesignEditors.pas" + 5) + $4 [20DA5C61]{designide140.bpl} DesignEditors.TPropertyEditor.Edit (Line 671, "DesignEditors.pas" + 11) + $14 [20976C8E]{coreide140.bpl} PropInsp.TPropertyInspector.PropListEditDblClick (Line 870, "PropInsp.pas" + 21) + $1 [20EC2F75]{vclide140.bpl} IDEInspListBox.TInspListBox.DoEditDblClick (Line 617, "IDEInspListBox.pas" + 2) + $A [20EC47EA]{vclide140.bpl} IDEInspListBox.TInspListBox.EditDblClick (Line 1188, "IDEInspListBox.pas" + 0) + $2 [502963F9]{vcl140.bpl  } Controls.TControl.DblClick (Line 7183, "Controls.pas" + 1) + $14 [50296574]{vcl140.bpl  } Controls.TControl.WMLButtonDblClk (Line 7226, "Controls.pas" + 4) + $C [50295E70]{vcl140.bpl  } Controls.TControl.WndProc (Line 7062, "Controls.pas" + 91) + $6 [502A2FC8]{vcl140.bpl  } Controls.TDockTree.WndProc (Line 15250, "Controls.pas" + 74) + $5 [5029A018]{vcl140.bpl  } Controls.TWinControl.IsControlMouseMsg (Line 9604, "Controls.pas" + 9) + $25 [5029A738]{vcl140.bpl  } Controls.TWinControl.WndProc (Line 9819, "Controls.pas" + 144) + $6 [20EC26E7]{vclide140.bpl} IDEInspListBox.TPropInspEdit.WndProc (Line 359, "IDEInspListBox.pas" + 7) + $4 [50299DD8]{vcl140.bpl  } Controls.TWinControl.MainWndProc (Line 9540, "Controls.pas" + 3) + $6 [50076408]{rtl140.bpl  } Classes.StdWndProc (Line 13015, "Classes.pas" + + $0 [5029098A]{vcl140.bpl  } Controls.FindControl (Line 3377, "Controls.pas" + 6) + $9 [502C8775]{vcl140.bpl  } Forms.TApplication.ProcessMessage (Line 9760, "Forms.pas" + 30) + $1 [502C87BA]{vcl140.bpl  } Forms.TApplication.HandleMessage (Line 9790, "Forms.pas" + 1) + $4 [502C8AE5]{vcl140.bpl  } Forms.TApplication.Run (Line 9927, "Forms.pas" + 26) + $3 [004369AE]{bds.exe     } bds.bds (Line 200, "" + + $FFFB Who can tell me how I will solve the problem? Thanks. ---------------------------------------------------------------------- DirkS · 2011-02-16 09:45 What's the error? All I see is some sort of stacktrace. Is this actually in Lazarus / FreePascal? Gr. Dirk.