How To Fix /SAPAPO/PROD310 - Mode &1 must contain ONE calendar resource

/SAPAPO/PROD310 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PROD -

• Message number: 310

• Message text: Mode &1 must contain ONE calendar resource

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/SAPAPO/PROD310 - Details

• The SAP error message /SAPAPO/PROD310 indicates that there is an issue with the production planning setup in SAP Advanced Planning and Optimization (APO). Specifically, the error message states that the mode specified (denoted by &1) must contain at least one calendar resource. This typically occurs when you are trying to execute a production plan or a similar operation that requires a defined calendar resource for the specified mode.
  
  Cause:
  
  Missing Calendar Resource: The mode you are trying to use in your production planning does not have any calendar resources assigned to it. Calendar resources are essential for defining the working times and availability of production resources.
  Incorrect Mode Configuration: The mode may not be properly configured in the system, leading to the absence of associated calendar resources.
  Data Inconsistency: There may be inconsistencies in the master data related to production resources or modes.
  
  
  Solution:
  
  
  Check Mode Configuration:
  
  Go to the mode configuration in the SAP APO system.
  Ensure