it's pretty strange that I will alwasy get an error when using RegSvcs to
register a Serviced Components.

the error is


The following installation error occurred:
1: An unknown error occurred while configuring components.
2: Specified cast is not valid.


code below:

#region Class Attribute for each AA should be modified


[ClassInterface(ClassInterfaceType.AutoDual),

GuidAttribute("28B8558E-EC80-4f32-9595-81783DB5BDB3"),

ProgId("CDPC.Bnkn1"),


Transaction(TransactionOption.Supported),

EventTrackingEnabled(true),


ObjectPooling(Enabled=true,MinPoolSize=0,MaxPoolSi ze=6),

ComVisible(true),

JustInTimeActivation(true)

]


#endregion Class Attribute for each AA should be modified

public class CdpcBnkn: ServicedComponent, IAdapter

{

static readonly LogPack logger = LogPack.GetLogger(typeof(CdpcBnkn));


protected string sProcCode = "CdpcBnkn";

[ComVisible(true)]

public string ProcCode

{

get{ return sProcCode ;}

set{ sProcCode = value;}

}

public CdpcBnkn()

{

logger.Debug("Constructed");

}


public bool bConnected = false;

public bool IsConnected

{

get{ return bConnected; }


}

[ComVisible(true)]

public string SendReceive(string request)

{

DateTime dt1 = DateTime.Now;

logger.Debug("SendReceive( string ) --> request == \n" + request);

//ContextUtil.DeactivateOnReturn = true;


try

{


#region CdpcBnknRq

CdpcBnknRq bnknRq1 = new CdpcBnknRq();


bnknRq1.RqUid = Guid.NewGuid().ToString();

/// need to geneate the STAN by SerialNoMgr

Srnoman srnoman1 = new Srnoman();

srnoman1.bluestarDBConn = const1.BlueStarDBConnectionString;

string stan1 = "0000000";

try

{

stan1 = srnoman1.sNextSerialNo( const1.SerialNoTask);

}

catch(Exception e)

{

logger.Error("SerialNoMgr error on task " + const1.SerialNoTask, e,
gac.SerialNoMgrError);

}

logger.Debug("using Stan " + stan1);

bnknRq1.STAN = stan1;

bnknRq1.TrnStartDateTime = DateTime.Now.ToString("yyyyMMddhhmmss");

if (this.ProcCode != "BNKN")

{

bnknRq1.ProcCode = "BNKN";

}

else

{

bnknRq1.ProcCode = "BNKF";

}


logger.Info("ProcCode is now " + bnknRq1.ProcCode);

#endregion CdpcBnknRq

#region Serialize CdpcBnknRq


//XmlDocument xd1 = new XmlDocument();

//XmlNodeWriter nodeWriter1 = new XmlNodeWriter(xd1, true);

StringBuilder builder1 = new StringBuilder();

StringWriter sw1 = new StringWriter(builder1);

XmlTextWriter writer1 = new XmlTextWriter( sw1);


XmlSerializer cdpcSerializer = new
XmlSerializer(typeof(CdpcBnknRq),const1.BlueStarNa mesapce);

//StringBuilder builder1 = new StringBuilder();

//XmlTextWriter writer1 = new XmlTextWriter( new StringWriter(build1));

//writer1.Formatting = Formatting.Indented;

XmlSerializerNamespaces namespaces1 = new XmlSerializerNamespaces();

namespaces1.Add("", const1.BlueStarNamesapce);

//cdpcSerializer.Serialize( nodeWriter1, bnknRq1);

cdpcSerializer.Serialize( writer1, bnknRq1, namespaces1);

//'nodeWriter1.Flush();

//'nodeWriter1.Close();

writer1.Close();


logger.Debug("Bnkn Request is " + builder1.ToString());





#endregion Serialize CdpcBnknRq

WSMsgHandler.MsgHandler ws1 = new WSMsgHandler.MsgHandler();

ws1.Url = const1.WebSerivceUrl;

ws1.Timeout = const1.WebSerivceTimeOutMiniSec;

//XmlElement responseElement;

string sResponse;

int nWsRet = ws1.SubmitXmlString( builder1.ToString(), out sResponse );

logger.Info(" ** respose is " + sResponse);


StatusMan sman1 = new StatusMan();

sman1.connectionString = const1.BlueStarDBConnectionString;

BlueStarError bluestarStatus1;

bool bMapped = false;

if (nWsRet != 0)

{


//string sStatusCode,sSeverity, sStatusDesc;


//bMapped = sman1.StatusMap( const1.BlueStarStatusSource, nWsRet,
responseElement, out xeMapped, out sStatusCode,

// out sSeverity, out sStatusDesc );

bMapped = sman1.StatusMap("BlueStar", nWsRet.ToString(), out
bluestarStatus1);



if ( bMapped )

{

logger.Info("Mapped Status is " + bluestarStatus1.StatusCode + ", severity =
" +

bluestarStatus1.Severity +

" , StatusDesc = " + bluestarStatus1.StatusDesc );

}


//bluestarStatus1 = new BlueStarError(bnknRq1.MsgName, sStatusCode
,sSeverity ,sStatusDesc);

logger.Info("msgName is " + bluestarStatus1.MsgName );


bluestarStatus1.RqUid = bnknRq1.RqUid ;


bConnected = false;

}

else

{

#region deserialize the bnknRq1

cdpcSerializer = null;

cdpcSerializer = new XmlSerializer(typeof(CdpcBnknRs),
const1.BlueStarNamesapce);

//XmlNodeReader nodeReader1 = new XmlNodeReader(responseElement);

StringReader sr1 = new StringReader( sResponse);

//NameTable nt1 = new NameTable();


XmlTextReader reader1 = new XmlTextReader(sr1);



CdpcBnknRs bnknRs1 = new CdpcBnknRs();

bnknRs1 = ( CdpcBnknRs ) cdpcSerializer.Deserialize(reader1);


logger.Debug(" response = " + bnknRs1.data );

#endregion Deserialize the bnknRq1


bConnected = true;


}


DateTime dt2 = DateTime.Now;

TimeSpan ts1 = dt2.Subtract(dt1);

logger.Info("-------------- Transaction TimeSpan = " + ts1.ToString());



//return responseElement.OuterXml;

logger.Info("response is " + sResponse);

return sResponse;

}

catch(Exception e)

{

logger.Error( "AA error", e, CbfxStatus.AAError);

return e.ToString();

}

}


[ComVisible(true)]

[AutoComplete(true)]

public string SendReceiveX(string request)

{

return string.Empty;

}


}

solved. use property intead of attribute,...
strange. I don't remember that was on the document....
appreicate if anyone can provide a document link...

thx
jim

"Jim Hsu" <orice.bug (AT) nospam (DOT) msa.hinet.net> wrote