How To Fix RTCMMD190 - The node number can be a maximum of 18 places long

SAP Error Message - Details

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 190

• Message text: The node number can be a maximum of 18 places long

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RTCMMD190 - The node number can be a maximum of 18 places long ?

  The SAP error message RTCMMD190 indicates that the node number you are trying to enter exceeds the maximum allowed length of 18 characters. This error typically occurs in the context of master data management, particularly when dealing with hierarchical structures or organizational units in SAP.
  Cause:
  The primary cause of this error is that the node number you are attempting to input is longer than the system's defined limit of 18 characters. This can happen if:
  
  You are manually entering a node number that exceeds the character limit.
  Data is being imported or uploaded from an external source, and the node number in the source data is longer than 18 characters.
  There is a misconfiguration in the system that allows for longer node numbers to be generated or used.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Node Number: Review the node number you are trying to enter. Ensure that it does not exceed 18 characters. If it does, you will need to shorten it.
  
  
  Modify Data Input: If you are entering data manually, adjust the node number to fit within the 18-character limit. If you are importing data, ensure that the source data is cleaned and conforms to the character limit before the import.
  
  
  Review Configuration: If you believe that the node number should be longer due to business requirements, consult with your SAP administrator or technical team to review the configuration settings. However, note that changing the maximum length of node numbers may not be feasible or advisable due to system constraints.
  
  
  Error Handling in Data Uploads: If this error occurs during data uploads, implement error handling in your data processing scripts to catch and correct node numbers that exceed the limit before attempting to upload.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on node number formats and limitations in your version of SAP.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently releases notes that may provide additional context or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help you manage node numbers or hierarchical data, such as SE11 (Data Dictionary) or SE80 (Object Navigator).
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the RTCMMD190 error and ensure that your node numbers comply with SAP's character limits.