> ## Documentation Index
> Fetch the complete documentation index at: https://notevil.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# CAPLfunctionSCCInvalidMessageInd

[Open topic with navigation](../../../../../CANoeDEFamily.htm#Topics/CAPLFunctions/SmartCharging/Callbacks/CAPLfunctionSCCInvalidMessageInd.md)

**CAPL Functions** » [Smart Charging](../CAPLFunctionsSmartChargingOverview.md) » [SCC Modeling Libraries (Simulation Setup)](../CAPLFunctionsSmartChargingOverview.md#BMNodeayerDLL) » [Shared Callback Functions](../CAPLFunctionsSmartChargingOverview.md#Callback) » SCC\_InvalidMessageInd

# SCC\_InvalidMessageInd

[Valid for](../../../Shared/FeatureAvailability.md):  CANoe DE  •  CANoe4SW DE

## Function Syntax

```plaintext theme={null}
void SCC_InvalidMessageInd ( long MessageType, long ErrorCode )
```

## Description

The callback is called when a SDP or V2G message is received with an invalid content (i.e. it is rejected by the session layer).

## Parameters

* **MessageType**: Type of the invalid message:
  * 0: SDP (SECC Discovery Protocol)
  * 1: V2G (Vehicle2Grid)

* **ErrorCode**: Type of error:
  * 0: Wrong version number, or version number format
  * 1: Unknown payload type
  * 2: Invalid payload length
  * 3: Error while decoding (EXI or XML parsing failed) – V2G only
  * 4: Invalid signature – V2G only

## Return Values

—

## Example

—