How To Fix /SAPAPO/DMRES149 - Field &1 is not an entry field for resource type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 149

• Message text: Field &1 is not an entry field for resource type &2

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 /SAPAPO/DMRES149 - Field &1 is not an entry field for resource type &2 ?

  The SAP error message /SAPAPO/DMRES149 indicates that a specific field (denoted as &1) is not recognized as an entry field for a particular resource type (denoted as &2) in the SAP Advanced Planning and Optimization (APO) module. This error typically arises when there is an attempt to input or modify data in a field that is not applicable or valid for the specified resource type.
  Cause:
  
  Incorrect Field Usage: The field you are trying to use is not defined as an entry field for the resource type you are working with. This could be due to a configuration issue or misunderstanding of the resource type's structure.
  Resource Type Configuration: The resource type may not have been configured to allow entries in that specific field. Each resource type in SAP APO has specific fields that are designated for input.
  Data Entry Error: There may be a mistake in the data entry process, such as trying to enter data in a field that is read-only or not applicable for the selected resource type.
  
  Solution:
  
  Check Resource Type Configuration: Review the configuration of the resource type in the SAP APO system. Ensure that the field you are trying to use is indeed an entry field for that resource type.
  Use Correct Fields: Make sure you are using the correct fields that are designated for input for the specific resource type. Refer to the documentation or configuration settings for the resource type to identify valid fields.
  Consult Documentation: Look into the SAP APO documentation or help resources to understand the structure and fields associated with the resource type you are working with.
  Contact SAP Support: If you are unable to resolve the issue through configuration checks and documentation, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/RES01 (Resource Overview) or /SAPAPO/RES02 (Resource Planning) to view and manage resources.
  Field Definitions: Familiarize yourself with the definitions and purposes of various fields in the resource master data to avoid similar issues in the future.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to the resource data, as restrictions may also lead to such errors.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.