How To Fix ITOB351 - Wrong data in customer exit &1 &2, error message on pressing ENTER

SAP Error Message - Details

• Message type: E = Error

• Message class: ITOB - Messages for development class ITOB

• Message number: 351

• Message text: Wrong data in customer exit &1 &2, error message on pressing ENTER

What causes this issue?

Object data was changed using the customer exit &V1& &V2&, but the
system considers these changes to be faulty.

System Response

After you have confirmed this notification by pressing ENTER, another
message dealing with the existing error appears.
The system expects a correction of the changed object data.

How to fix this error?

Inform your system administrator.
A program correction must probably be performed in the customer exit.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ITOB351 - Wrong data in customer exit &1 &2, error message on pressing ENTER ?

  The SAP error message ITOB351 ("Wrong data in customer exit &1 &2") typically occurs when there is an issue with the data being processed in a customer exit function module. This error can arise in various scenarios, particularly when the system is trying to validate or process data that does not meet the expected criteria defined in the customer exit.
  Causes:
  
  Incorrect Data Input: The data entered in the fields may not conform to the expected format or range defined in the customer exit.
  Custom Logic Errors: There may be issues in the custom code implemented in the customer exit, such as incorrect logic or unhandled exceptions.
  
  Configuration Issues: The configuration settings related to the customer exit may not be set up correctly, leading to validation failures.
  Data Dependencies: The data being processed may depend on other fields or tables that are not populated or are incorrect.
  
  Solutions:
  
  Check Input Data: Review the data being entered in