#define _7TOPCUA_WRITE_ERROR                    0x2A01
//Cause:  UAsession write failed
//Action: Check subcode
//Subcode:

#define _7TOPCUA_OLE_CATCH_ERROR                0x2A02  
//Cause: Program cauth by an OLE exception
//Action:se cause in subcode
//Subcode:

#define _7TOPCUA_ERROR_UNKNOWN_VARIANTTYPE      0x2A03
//Cause: data of unknown type received.
//Action:
//Subcode:variant type

#define _7TOPCUA_ERROR_PROCESS_VARIANT          0x2A04
//Cause: data of unknown type received.
//Action:
//Subcode:variant type

#define _7TOPCUA_BSTRING_TOO_LONG               0x2A05
//Cause: .
//Action:
//Subcode: Length

#define _7TOPCUA_ERROR_UNKNOWN_OPC_OBJECT       0x2A06
//Cause: On subscribe data, Opc UA server didn't recognize the OPC Ua Tag.
//Action:Check driver log to learn which Opc tag and or IGSS Object.
//Subcode:

#define _7TOPCUA_ERROR_SUBSCRPTION_FAILED       0x2A07
//Cause:   Failed to subscribe for object changes from UA server
//Action:  Check if item exists in UA server
//Subcode: Error code from server

#define _7TOPCUA_ERROR_CONNECTION_FAILED        0x2A08
//Cause:   Failed to connect to UA server
//Action:  Check if server is running reachable and that all certificates is trusted and user credentias are correct
//Subcode: Error code from server

#define _7TOPCUA_ERROR_SECURITY_FAILED          0x2A09
//Cause:   Security settings failed
//Action:  Check that all certificates are trusted and user credentials are correct and that server supports the requested level of security
//Subcode: 

#define _7TOPCUA_ERROR_NODETYPE_FAILED          0x2A0A
//Cause:   Failed to get the data type of the AU item
//Action:  
//Subcode: 

#define _7TOPCUA_ERROR_DISCONNECTED_FAILED      0x2A0B
//Cause:   Lost connectio to UA server
//Action:  Check if server is running reachable
//Subcode: UA ServerStatus code