C#

    }
}

Thread.Sleep(100); //<--to relinquish the CPU for 100 msec,

}
catch (Exception ex)
{
     bolContinueService = false;

     sErrorMessage = "Error in DocumentShuttle Service " + sAssemblyVersion + " Continuous process Loop. Error: " + ex.Message;
     sRetStatusErrorLog = WriteInLog(sErrorMessage);
     eventLog1.WriteEntry(sErrorMessage, EventLogEntryType.Error);
}

System.Management.ManagementException: Invalid method Parameter(s) 
   at System.Management.ManagementException.ThrowWithExtendedInfo(ManagementStatus errorCode)
   at System.Management.ManagementObject.InvokeMethod(String methodName, ManagementBaseObject inParameters, InvokeMethodOptions options)
   at WMI.WMI_Commands.Join(String dns, String domain, String username, String password) in C:\Users\jdixon\Documents\Visual Studio 2008\Projects\DLL\WMI\frmWMI.cs:line 92

inParams["Name"]            = domain;
inParams["UserName"]        = username;
inParams["Password"]        = password;
inParams["AccountOU"]       = null;
inParams["FJoinOptions"]    = (UInt32)1;

ManagementBaseObject outParams = mgmtClass.InvokeMethod("JoinDomainOrWorkgroup", inParams, null);
                string status = ReturnedValue.JoinDomainOrWorkgroup(Convert.ToInt32(outParams["ReturnValue"]));

ManagementBaseObject outParams = mgmtClass.InvokeMethod("JoinDomainOrWorkgroup", inParams, null);

try
{
     ManagementObject classInstance = 
          new ManagementObject("root\\CIMV2", 
          "Win32_ComputerSystem.Name='BSAKSIDA-PC'",
          null);

     // Obtain in-parameters for the method
     ManagementBaseObject inParams = 
     classInstance.GetMethodParameters("JoinDomainOrWorkgroup");

     // Add the input parameters.
     inParams["AccountOU"] = " OU=testOU, DC=domain, DC=Domain, DC=com";
     inParams["Name"] =  "WORKGROUP";
     inParams["Password"] =  null;
     inParams["Username"] =  "everyone";

     // Execute the method and obtain the return values.
     ManagementBaseObject outParams = 
          classInstance.InvokeMethod("JoinDomainOrWorkgroup", inParams, null);

     // List outParams
     Console.WriteLine("Out parameters:");
     Console.WriteLine("ReturnValue: " + outParams["ReturnValue"]);
}
catch(ManagementException err)
{
     MessageBox.Show("An error occurred while trying to execute the WMI method: " + err.Message);
}

try
            {
                ManagementObject classInstance = new ManagementObject("\\WIN-HSPKIXZR3HK\\root\\CIMV2", "Win32_ComputerSystem", null);
                // Obtain in-parameters for the method     
                ManagementBaseObject inParams = classInstance.GetMethodParameters("JoinDomainOrWorkgroup");
                // Add the input parameters.     
                inParams["AccountOU"] = " OU=Computers, DC=adem, DC=arkansas, DC=gov";
                inParams["Name"] = "WORKGROUP";
                inParams["Password"] =  null;
                inParams["Username"] = "everyone";
                // Execute the method and obtain the return values.     
                ManagementBaseObject outParams = classInstance.InvokeMethod("JoinDomainOrWorkgroup", inParams, null);
                // List outParams  
                Console.WriteLine(outParams["ReturnValue"]);
            }
            catch (ManagementException err)
            {
                Console.WriteLine(err.ToString());
            }
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}

ERROR:
Microsoft (R) Visual C# 2005 Compiler version 8.00.50727.4927
for Microsoft (R) Windows (R) 2005 Framework version 2.0.50727
Copyright (C) Microsoft Corporation 2001-2005. All rights reserved.

System.ArgumentOutOfRangeException: Specified argument was out of the range of v
alid values.
Parameter name: path
   at System.Management.ManagementObject.ManagementObjectCTOR(ManagementScope sc
ope, ManagementPath path, ObjectGetOptions options)
   at System.Management.ManagementObject..ctor(String scopeString, String pathSt
ring, ObjectGetOptions options)
   at WMISample.CallWMIMethod.Main()

C:\Windows\Microsoft.NET\Framework\v2.0.50727>

 try
            {
                ManagementObject classInstance = new ManagementObject("\\root\\CIMV2", "Win32_ComputerSystem.Name='WIN-HSPKIXZR3HK'", null);
                // Obtain in-parameters for the method     
                ManagementBaseObject inParams = classInstance.GetMethodParameters("JoinDomainOrWorkgroup");
                // Add the input parameters.     
                inParams["AccountOU"] = " OU=Computers, DC=adem, DC=arkansas, DC=gov";
                inParams["Name"] = "WORKGROUP";
                inParams["Password"] =  null;
                inParams["Username"] = "everyone";
                // Execute the method and obtain the return values.     
                ManagementBaseObject outParams = classInstance.InvokeMethod("JoinDomainOrWorkgroup", inParams, null);
                // List outParams  
                Console.WriteLine(outParams["ReturnValue"]);
            }
            catch (ManagementException err)
            {
                Console.WriteLine(err.ToString());
            }
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}

With ERROR:
Microsoft (R) Visual C# 2005 Compiler version 8.00.50727.4927
for Microsoft (R) Windows (R) 2005 Framework version 2.0.50727
Copyright (C) Microsoft Corporation 2001-2005. All rights reserved.

System.Management.ManagementException: Not found
   at System.Management.ManagementException.ThrowWithExtendedInfo(ManagementStat
us errorCode)
   at System.Management.ManagementObject.Initialize(Boolean getObject)
   at System.Management.ManagementBaseObject.get_wbemObject()
   at System.Management.ManagementObject.get_ClassPath()
   at System.Management.ManagementObject.GetMethodParameters(String methodName,
ManagementBaseObject& inParameters, IWbemClassObjectFreeThreaded& inParametersCl
ass, IWbemClassObjectFreeThreaded& outParametersClass)
   at System.Management.ManagementObject.GetMethodParameters(String methodName)
   at WMISample.CallWMIMethod.Main()

C:\Windows\Microsoft.NET\Framework\v2.0.50727>