ORA-28550
        pass-through SQL: cursor not found
        
        
        Cause
        A value passed to a pass-through SQL function or procedure call as the cursor did not identify a currently open cursor.
        Action
        Use a cursor number returned by the pass-through SQL OPEN_CURSOR call.
        
     
    
    
        ORA-28550
        pass-through SQL: cursor not found
        
        
        Cause
        A value passed to a pass-through SQL function or procedure call as a cursor does not identify a currently open cursor.
        Action
        Use a cursor number returned by the pass-through SQL OPEN_CURSOR call.
        
     
    
    
        ORA-28550
        pass-through SQL: cursor not found
        
        
        Cause
        A value passed to a pass-through SQL function or procedure call as a cursor does not identify a currently open cursor.
        Action
        Use a cursor number returned by the pass-through SQL OPEN_CURSOR call.