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

/SAPAPO/DMRES149 - Overview

• 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.

Unfortunately, there isn't any extra information in this error notice.

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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