How To Fix DI781 - Lock parameter name & contains nonalphanumeric characters (invalid)

DI781 - Overview

• Message type: E = Error

• Message class: DI - Dictionary messages: Indexes

• Message number: 781

• Message text: Lock parameter name & contains nonalphanumeric characters (invalid)

What causes this issue?

The name of a <DS:TX.DDDOK_ENQU_PARAMETER>lock parameter</> of the lock
object in question contains a nonalphanumeric character and is therefore
not allowed.

System Response

The action is cancelled.

How to fix this error?

In the maintenance transaction of the ABAP/4 Dictionary give the lock
parameter a name which conforms to the
<DS:TX.DDDOK_ENQU_PARAMETERNAME>name conventions for lock
parameters</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DI781 - Lock parameter name & contains nonalphanumeric characters (invalid) ?

  The SAP error message DI781 indicates that a lock parameter name contains non-alphanumeric characters, which is not allowed. This error typically arises when you are trying to create or manipulate a lock parameter in the SAP system, and the name you provided does not conform to the expected naming conventions.
  
  Cause:
  The error is caused by the presence of invalid characters in the lock parameter name. According to SAP's naming conventions, lock parameter names should only consist of alphanumeric characters (A-Z, a-z, 0-9) and should not include special characters, spaces, or punctuation.
  
  Solution:
  To resolve this error, you should:
  
  
  Check the Lock Parameter Name: Review the name of the lock parameter you are trying to use. Ensure that it only contains alphanumeric characters.
  
  
  Rename the Parameter: If the name contains invalid characters, rename the lock parameter to conform to the naming conventions. For example, if your lock parameter name is lock_param!, change it to lock_param1 or