How To Fix 88528 - TCP/IP address of client &1 could not be determined

88528 - Overview

• Message type: E = Error

• Message class: 88 - REA Processing

• Message number: 528

• Message text: TCP/IP address of client &1 could not be determined

What causes this issue?

The system was unable to determine the TCP/IP address for client &V1&.

System Response

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How to fix this error?

Contact your systems administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 88528 - TCP/IP address of client &1 could not be determined ?

  The SAP error message "88528 TCP/IP address of client &1 could not be determined" typically indicates that the SAP system is unable to resolve the TCP/IP address of the client that is trying to connect. This can happen for various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Network 
  Configuration Issues: There may be issues with the network configuration that prevent the SAP system from resolving the client's IP address.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection or preventing the SAP system from accessing the client's IP address.
  DNS Resolution Problems: If the SAP system relies on DNS for resolving IP addresses, any issues with the DNS server or configuration can lead to this error.
  Client Configuration: The client may not be configured correctly, or there may be issues with the client’s network settings.
  SAP Router Issues: If an SAP router is being used, it may not be