How To Fix CY391 - You have no authorization to make changes

CY391 - Overview

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 391

• Message text: You have no authorization to make changes

What causes this issue?

You are trying to call up one of the planning tables in change mode.
However, your authorization profile does not allow you to carry out
this action.

System Response

The planning is started in display mode.

How to fix this error?

You require the authorization C_KAPA_ALL for change mode. If you do not
have authorization to maintain users in Customizing, you should contact
your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CY391 - You have no authorization to make changes ?

  The SAP error message CY391, which states "You have no authorization to make changes," typically indicates that the user attempting to perform a certain action does not have the necessary permissions or authorizations to make changes in the system. This can occur in various contexts, such as when trying to modify master data, configuration settings, or transactional data.
  
  Cause:
  
  Authorization Roles: The user does not have the appropriate authorization roles assigned to their user profile. This can happen if the roles have not been properly configured or if the user has not been assigned the necessary roles.
  Object-Specific Authorization: The user may lack specific authorizations for the object or transaction they are trying to access. For example, they may have read access but not write access.
  Profile Issues: The user profile may not be updated or may have been changed, leading to a loss of necessary permissions.
  Transaction Restrictions: Certain transactions may have restrictions based