How To Fix VA999 - Call screen not possible because of incorrect coding in &

SAP Error Message - Details

• Message type: E = Error

• Message class: VA - Output for CAS Sales Activities

• Message number: 999

• Message text: Call screen not possible because of incorrect coding in &

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 VA999 - Call screen not possible because of incorrect coding in & ?

  The SAP error message "VA999 Call screen not possible because of incorrect coding in &" typically indicates that there is an issue with the coding or configuration in the SAP system related to the Sales and Distribution (SD) module, particularly in the context of transaction VA01 (Create Sales Order), VA02 (Change Sales Order), or VA03 (Display Sales Order).
  
  Cause:
  
  Custom Code Issues: The error often arises from custom ABAP code or enhancements that are not correctly implemented. This could include user exits, BAdIs, or custom function modules that are called during the sales order processing.
  Configuration Errors: Incorrect configuration in the sales order processing settings, such as missing or incorrect settings in the sales document types, item categories, or pricing procedures.
  Authorization Issues: Sometimes, the error can be related to authorization problems where the user does not have the necessary permissions to access certain screens or functions.
  Data Issues: Inconsistent or incorrect master data (like