How To Fix PP307 - No possible entries can be displayed for object type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: PP -

• Message number: 307

• Message text: No possible entries can be displayed for object type &1

What causes this issue?

You have tried to use the possible entries function (F4) for object
type &V1&. However, the possible entries function has not been
implemented for this object type.

System Response

The system does not display any possible entries.

How to fix this error?

Enter the object key directly in the input field.
&FURTHER_HINTS&
The interface program for the object type must either implement a
connection to the SAP standard matchcode (using form routine GET_MACO),
or a connection using the search function (form routine CHECK_MACO and
FILL_OBJID with GET_NAME), or a direct support of the possible entry
values (form routine OBJECT_F4).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PP307 - No possible entries can be displayed for object type &1 ?

  The SAP error message PP307 ("No possible entries can be displayed for object type &1") typically occurs in the context of production planning and control (PP) when the system is unable to find any valid entries for a specific object type. This can happen in various scenarios, such as when trying to create or modify production orders, work centers, or other related objects.
  Causes:
  
  Missing Master Data: The most common cause is that the required master data (like materials, work centers, or routing) is not maintained in the system.
  Authorization Issues: The user may not have the necessary authorizations to view or access the object type.
  Selection Criteria: The selection criteria used in the transaction may be too restrictive, leading to no entries being found.
  Data Consistency Issues: There may be inconsistencies in the data, such as missing links between related objects.
  Configuration Issues: Incorrect configuration settings in the system can lead to the inability to display certain object types.
  
  Solutions:
  
  Check Master Data: Ensure that the relevant master data is created and maintained correctly. For example, if you are trying to access a material, check if the material master exists.
  Review Authorizations: Verify that the user has the necessary authorizations to access the object type in question. This can be done by checking the user's roles and authorizations.
  Adjust Selection Criteria: Review and adjust the selection criteria in the transaction to ensure they are not too restrictive. Try broadening the search parameters.
  Data Consistency Check: Run consistency checks or reports to identify any inconsistencies in the data. This may involve checking for missing links or entries in related tables.
  Configuration Review: If the issue persists, review the configuration settings related to the object type. This may require assistance from a functional consultant or SAP support.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using various transaction codes (e.g., CO01 for creating production orders, CR01 for creating work centers).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Debugging: If you have access to debugging tools, you can analyze the program logic to identify where the error is occurring.
  SAP Community: Consider reaching out to the SAP Community forums for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the PP307 error and implement a suitable solution.