How To Fix 1H045 - Check number entry invalid (see long text)

1H045 - Overview

• Message type: E = Error

• Message class: 1H - BKK: Scheck-/Wechselverwaltung

• Message number: 045

• Message text: Check number entry invalid (see long text)

What causes this issue?

For this payment item a check number was specified although the
corresponding transaction type does not involve checks.

System Response

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

How to fix this error?

Check the settings for the transaction type (Indicator: Check with
check management).

Error message extract from SAP system. Copyright SAP SE.

1H045 - Details

• The SAP error message 1H045 ("Check number entry invalid (see long text)") typically occurs when there is an issue with the check number being entered in the system. This error can arise in various contexts, such as during the processing of payments or when managing financial transactions involving checks.
  Causes:
  
  Invalid Check Number Format: The check number may not conform to the expected format defined in the system.
  Check Number Already Used: The check number may have already been used in a previous transaction, leading to duplication issues.
  Check Number Range Issues: The check number may fall outside the defined range of valid check numbers in the system.
  
  Configuration Issues: There may be configuration settings in the payment program or check management that are not set up correctly.
  User Input Error: The user may have entered the check number incorrectly, such as typing errors or incorrect digits.
  
  Solutions:
  
  Verify Check Number Format: Ensure that the check number being