How To Fix /SAPAPO/CDPSOPT305 - Mode &1 of activity &2 has no primary resource

/SAPAPO/CDPSOPT305 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CDPSOPT -

• Message number: 305

• Message text: Mode &1 of activity &2 has no primary 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CDPSOPT305 - Mode &1 of activity &2 has no primary resource ?

  The SAP error message /SAPAPO/CDPSOPT305 indicates that a specific mode of an activity does not have a primary resource assigned to it. This error typically occurs in the context of Advanced Planning and Optimization (APO) when trying to perform planning activities that require resource allocation.
  
  Cause:
  
  Missing Primary Resource: The mode of the activity specified in the error message does not have a primary resource defined. This can happen if the resource configuration is incomplete or if the resource was deleted or not properly assigned.
  Incorrect Activity Configuration: The activity may not be set up correctly in the system, leading to the absence of a primary resource.
  Planning Version Issues: The planning version being used may not have the necessary resource assignments or configurations.
  
  
  Solution:
  
  
  Check Resource Assignment:
  
  Go to the resource master data in the SAP APO system.
  Verify that the mode of the activity has a primary resource assigned. If not, assign a primary resource to