How To Fix TN728 - No response when calling CAR (program possibly canceled)

TN728 - Overview

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 728

• Message text: No response when calling CAR (program possibly canceled)

What causes this issue?

The software for archive management (SAPCAR) did not respond. The
probable cause is usually a canceled program at operating system level.

System Response

The operation was canceled.

How to fix this error?

On the application server, check whether SAPCAR is functioning correctly
Install the latest version of SAPCAR if required.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TN728 - No response when calling CAR (program possibly canceled) ?

  The SAP error message TN728 ("No response when calling CAR (program possibly canceled)") typically occurs in the context of SAP's communication with the Centralized Application Repository (CAR) or when there is an issue with the communication between different SAP systems or components. This error can arise due to various reasons, including network issues, configuration problems, or system performance issues.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the CAR.
  Timeout Settings: The timeout settings for the communication might be too short, causing the request to time out before a response is received.
  System Performance: The system may be under heavy load, causing delays in processing requests.
  Configuration Errors: Incorrect configuration settings in the SAP system or CAR can lead to communication failures.
  Program Termination: The program that was supposed to handle the request may have been terminated or canceled unexpectedly.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between