How To Fix GZ421 - The field Transaction type is blank!

SAP Error Message - Details

• Message type: E = Error

• Message class: GZ - Message class for FI-LC

• Message number: 421

• Message text: The field Transaction type is blank!

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Move the cursor to a transaction type field that is not blank, and
redisplay the master data!

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GZ421 - The field Transaction type is blank! ?

  The SAP error message GZ421, which states "The field Transaction type is blank," typically occurs in the context of inventory management or goods movement processes. This error indicates that a required field, specifically the transaction type, has not been filled in during a transaction.
  Cause:
  
  Missing Transaction Type: The most common cause is that the transaction type field has not been populated. This can happen if the user skips this field or if there is a configuration issue.
  Configuration Issues: If the system is not properly configured to handle certain transaction types, it may not recognize or allow the entry of a transaction type.
  User Input Error: Users may inadvertently leave the transaction type blank due to oversight or misunderstanding of the required fields.
  
  Solution:
  
  Check Input Fields: Ensure that the transaction type field is filled in correctly. If you are entering data manually, double-check that you have not skipped this field.
  Review Configuration: If you are an administrator or have access to configuration settings, check the configuration for the relevant transaction types in the system. Ensure that the transaction types are defined and active.
  User Training: Provide training or documentation to users to ensure they understand the importance of filling in all required fields, including the transaction type.
  System Updates: If the issue persists, consider checking for any system updates or patches that may address this error. Sometimes, bugs in the software can lead to unexpected behavior.
  Consult SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide more specific guidance based on your system configuration and version.
  
  Related Information:
  
  Transaction Types: In SAP, transaction types are used to categorize different types of inventory movements (e.g., goods receipt, goods issue, transfer postings). Each transaction type has specific rules and configurations associated with it.
  SAP Documentation: Refer to the official SAP documentation for detailed information on transaction types and their configurations.
  User Roles and Authorizations: Ensure that users have the necessary roles and authorizations to perform the transactions they are attempting. Lack of proper authorization can sometimes lead to incomplete data entry.
  
  By addressing the above points, you should be able to resolve the GZ421 error and ensure that the transaction type is correctly populated in your SAP system.