How To Fix /SAPAPO/OM_SYNC311 - No input node exists but material exists in the source location

/SAPAPO/OM_SYNC311 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_SYNC -

• Message number: 311

• Message text: No input node exists but material exists in the source location

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/OM_SYNC311 - No input node exists but material exists in the source location ?

  The SAP error message /SAPAPO/OM_SYNC311 indicates that there is a synchronization issue in the Advanced Planning and Optimization (APO) module. Specifically, it means that while there is a material present in the source location, there is no corresponding input node defined for that material in the planning area.
  
  Cause:
  
  
  Missing Input Node: The most common cause of this error is that the input node for the material is not defined in the planning area. This can happen if the material was added to the source location after the planning area was created or if the input node was inadvertently deleted or not set up correctly.
  
  
  
  Configuration Issues: There may be configuration issues in the APO system, such as incorrect settings in the planning area or master data.
  
  
  Data Consistency: There might be inconsistencies in the master data between the APO and the ERP system, leading to the absence of the input node.
  
  
  
  Solution:
  
  
  Check Input Node