How To Fix CLB2455 - No mapping found for host &1, port &2, application &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CLB2 - SAIL: Common messages

• Message number: 455

• Message text: No mapping found for host &1, port &2, application &3

What causes this issue?

The system tried to convert a URL to the external representation, with
the aid of mapping table HTTPURLLOC.
However, no entry could be found for the given combination of host &V1&,
port &V2& and application &V3&.

System Response

The URL conversion is interrupted. An exception is raised.

How to fix this error?

Add the missing entry in table HTTPURLLOC, with aid of transaction SE16.
Note: You can also specify a default entry, with host and port set to *,
if it is not possible to specify all application servers at design time
(for instance, due to virtualization).

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 CLB2455 - No mapping found for host &1, port &2, application &3 ?

  The SAP error message CLB2455 indicates that there is no mapping found for the specified host, port, and application in the context of the SAP Cloud Platform or SAP Business Technology Platform. This error typically arises when the system is unable to locate the necessary configuration for connecting to a specific service or application.
  
  Cause:
  
  Incorrect Configuration: The host, port, or application name specified in the configuration might be incorrect or not properly defined in the system.
  Missing Mapping: The required mapping for the specified host and port may not exist in the configuration settings.
  Network Issues: There could be network connectivity issues preventing the system from reaching the specified host.
  Service Unavailability: The service or application you are trying to connect to may not be running or may be temporarily unavailable.
  
  
  Solution:
  
  
  Check Configuration:
  
  Verify the configuration settings in the SAP system for the host, port, and application. Ensure that they are correctly defined.
  Check the relevant configuration