How To Fix /SAPAPO/MA840 - Input error &1 in row &2: See long text

/SAPAPO/MA840 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 840

• Message text: Input error &1 in row &2: See long text

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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/SAPAPO/MA840 - Details

• The SAP error message /SAPAPO/MA840 Input error &1 in row &2: See long text typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the input data being processed. This error message indicates that there is an input error in a specific row of data, and the details of the error can be found in the long text associated with the message.
  
  Cause:
  The causes of this error can vary, but common reasons include:
  
  Data Format Issues: The data in the specified row may not conform to the expected format (e.g., incorrect data type, missing mandatory fields).
  Invalid Values: The values provided in the input may not be valid (e.g., out of range, incorrect codes).
  Missing Data: Required fields may be empty or not filled in correctly.
  
  Configuration Issues: There may be configuration settings in the APO system that are not aligned with the input data.
  Data Consistency: There