The exception listed below is seen when trying to remove a decision service deployed on Corticon .NET Server
How to remove a deployed decision service from Corticon Server ?

1] Loaded decision service using  ""corticon api remote test" #110 in Cortcon .NET Server .
This step was successful .

2] Tried removing the decision service deployed using method in step 1] using Corticon Admin Web Services : http://localhost/axis/services/corticonadmin.asmx/removeDesisionServiceMajorVersion
This step throws an exception

The decision service was not removed using the same technique (way) that was used to add the decision service

Use the same technique that was used to add the decision service , when removing the decision service.Mixing up or interchanging the techniques to add and remove decision services will lead to an exception

A] To remove a Decision Service deployed to .NET server using Corticon Admin Console method addDecisionService(): 

1] Go to http://localhost/axis/services/CorticonAdmin.asmx 

2] Choose removeDecisionService() method

3] Give the Decision Service name, Click Invoke button 

NOTE: If a decision services using Corticon Admin Console method addDecisionService(), only then a user can remove decision services using Corticon Admin console method removeDecisionService

B] To remove a Decision Service deployed to .NET server using cdd files :

Delete the cdd file from the cdd folder. 

NOTE: If a decision service is deployed using cdd, then to remove the decision service the user must delete or remove the cdd from the cdd folder. 

C] If a decision service is added using "Program=>Progress=>Corticon5.3=>Corticon Server .NET=>Samples=>Corticon-Api-Remote-Test" #110 , remove decision service either by 

1] Deleting the cdd Or

2] Use "Program=>Progress=>Corticon5.3=>Corticon Server .NET=>Samples=>Corticon-Api-Remote-Test" #115 or 116 or 117