How To Fix DMC_IU055 - Namespace for the creation of upgrade transports is exhausted

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_IU - DMC: Messages for Integrated Upgrade

• Message number: 055

• Message text: Namespace for the creation of upgrade transports is exhausted

What causes this issue?

The namespace for creating upgrade transports is exhausted.
Before it is possible to create further upgrade transports, transports
with the identification SAPKxxxxxxIN0CUST have to be deleted.

System Response

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

How to fix this error?

Delete upgrade transports from preceding runs in the receiver system
which are not used any more. The upgrade transports can be searched
using the identification SAPKxxxxxxIN0CUST.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_IU055 - Namespace for the creation of upgrade transports is exhausted ?

  The SAP error message DMC_IU055 indicates that the namespace for the creation of upgrade transports is exhausted. This typically occurs when the system has reached the limit of available transport requests in the specified namespace, which is often due to a large number of transport requests being created without proper management or cleanup.
  Cause:
  
  Exhausted Namespace: The specific namespace used for upgrade transports has reached its limit. Each namespace has a finite number of transport requests that can be created.
  Transport Request Management: If transport requests are not properly released or deleted after they are no longer needed, it can lead to exhaustion of the namespace.
  System Configuration: The system may be configured with a limited number of transport requests allowed in the namespace.
  
  Solution:
  
  
  Check Existing Transport Requests:
  
  Use transaction code SE01 or SE09 to review existing transport requests in the namespace. Identify any that can be released or deleted.
  
  
  
  Release or Delete Transport Requests:
  
  Release transport requests that are no longer needed. This can be done by selecting the transport request and choosing the "Release" option.
  If there are obsolete or unnecessary transport requests, consider deleting them to free up space in the namespace.
  
  
  
  Increase Namespace Limit:
  
  If the namespace is exhausted and you need more transport requests, you may need to consult with your SAP Basis team to see if it is possible to increase the limit for the namespace.
  
  
  
  Create a New Namespace:
  
  If the current namespace is consistently running out of transport requests, consider creating a new namespace for future upgrades or transports.
  
  
  
  Regular Maintenance:
  
  Implement a regular maintenance schedule to review and manage transport requests to prevent future exhaustion of the namespace.
  
  
  
  Related Information:
  
  Transport Management System (TMS): Familiarize yourself with TMS, as it is responsible for managing transport requests in SAP systems.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or solutions related to transport management and namespace issues.
  Documentation: Review SAP documentation on transport requests and namespaces for best practices in managing them effectively.
  
  By following these steps, you should be able to resolve the DMC_IU055 error and manage your transport requests more effectively in the future.