How To Fix PSB_API_MSGCL066 - Enter the control key

SAP Error Message - Details

• Message type: E = Error

• Message class: PSB_API_MSGCL -

• Message number: 066

• Message text: Enter the control key

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSB_API_MSGCL066 - Enter the control key ?

  The SAP error message PSB_API_MSGCL066, which states "Enter the control key," typically occurs in the context of project system (PS) or related modules where a control key is required for a specific operation, such as creating or modifying a project, network, or activity.
  Cause:
  The error is triggered when a user attempts to perform an action that requires a control key, but the control key field is either left blank or not properly filled. Control keys are essential in SAP as they define how a particular operation or task should be processed, including aspects like scheduling, costing, and resource allocation.
  Solution:
  To resolve this error, follow these steps:
  
  
  Identify the Field: Locate the control key field in the transaction or screen you are working on. This is usually labeled as "Control Key" or similar.
  
  
  Enter a Valid Control Key: Input a valid control key that corresponds to the operation you are trying to perform. Common control keys include:
  
  PR00: Standard control key for project activities.
  NORM: Normal processing.
  SPLIT: For split processing.
  LUMP: For lump-sum processing.
  
  
  
  Check Configuration: If you are unsure which control key to use, consult with your SAP administrator or refer to the project documentation. The control keys can be configured in the system, and you may need to ensure that the necessary keys are available for your project type.
  
  
  Review User Permissions: Ensure that you have the necessary permissions to enter or modify the control key. Sometimes, restrictions may prevent users from accessing certain fields.
  
  
  Consult Documentation: If you are still facing issues, refer to SAP documentation or help resources specific to the module you are working with. This can provide additional context on the required control keys and their implications.
  
  
  Related Information:
  
  Control Key Configuration: Control keys can be configured in the SAP system via transaction codes like OPUK (for project management) or OPL1 (for network activities). This configuration defines the behavior associated with each control key.
  SAP Notes: Check SAP Notes for any known issues or updates related to the error message. Sometimes, specific patches or updates may address underlying issues.
  Training and Support: If you are new to SAP or the project system module, consider seeking training or support from experienced colleagues or SAP consultants.
  
  By following these steps, you should be able to resolve the PSB_API_MSGCL066 error and proceed with your tasks in SAP.