> ## 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.

# CAPLfunctionIso11783PDDObjectPoolDeactivate

# Iso11783PDDObjectPoolDeactivate

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

## Function Syntax

```plaintext theme={null}
long Iso11783PDDObjectPoolDeactivate( dword ecuHandle );
```

## Description

The function sends an Object-pool Deactivate message to the Task Controller and disconnects the connection to the Task Controller.

## Parameters

* **ecuHandle**: Handle of the ECU. The handle must be created with [Iso11783CreateECU](CAPLfunctionIso11783CreateECU.md) beforehand or ZERO for general parameters.

## Return Values

[Error code](../CAPLfunctionsISONLErrorCodesPDDOnError.md)

## Example

```plaintext theme={null}
if (Iso11783PDDObjectPoolDeactivate(ecuHandle) == 0) {
  write("Node has disconnected from the Task Controller");
}
```