How To Fix PSB_API_MSGCL033 - More than one key is specified; enter project, WBS, network, or activity

SAP Error Message - Details

• Message type: E = Error

• Message class: PSB_API_MSGCL -

• Message number: 033

• Message text: More than one key is specified; enter project, WBS, network, or activity

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSB_API_MSGCL033 - More than one key is specified; enter project, WBS, network, or activity ?

  The SAP error message PSB_API_MSGCL033 indicates that more than one key has been specified in a context where only one key is expected. This typically occurs in project system (PS) transactions where the system expects a single identifier for a project, work breakdown structure (WBS) element, network, or activity, but multiple identifiers have been provided.
  Cause:
  The error can occur due to several reasons:
  
  Multiple Identifiers: You may have inadvertently entered multiple identifiers in a field that only allows one. For example, if you are trying to specify a project and also include a WBS element in the same field.
  Incorrect Input Format: The input format may not be as expected by the system, leading to confusion in identifying the correct key.
  Data Entry Error: There might be a mistake in the data entry process, such as copying and pasting multiple values into a single input field.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Check Input Fields: Review the fields where you are entering project, WBS, network, or activity identifiers. Ensure that you are only entering one key in the relevant field.
  Clear Extra Inputs: If you have pasted or entered multiple values, clear the extra inputs and ensure only one valid identifier is present.
  Use Correct Identifiers: Make sure you are using the correct format and type of identifier that the transaction or function module expects.
  Consult Documentation: If you are unsure about the expected input, refer to the SAP documentation or help resources for the specific transaction you are using.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes related to project management, such as CJ20N (Project Builder), CJ01 (Create Work Breakdown Structure), or others in the Project System module.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific configurations or updates may be required.
  User Authorization: Ensure that you have the necessary authorizations to access the project or WBS elements you are trying to work with, as authorization issues can sometimes lead to unexpected errors.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.