How To Fix CP437 - Wrong lot size range in task list header

CP437 - Overview

• Message type: E = Error

• Message class: CP - Task list messages: Core data

• Message number: 437

• Message text: Wrong lot size range in task list header

What causes this issue?

A reference operation set is referenced in routing &V1& &V2&, operation
&V4& of sequence &V3&. The lot size range of the routing exceeds the
lot size range of the referenced operation set.

How to fix this error?

Check routing &V1& &V2& and, if necessary, correct the lot size range
of the header.
Make sure that the lot size range of the referenced operation set
includes the lot size range of the routing.

Error message extract from SAP system. Copyright SAP SE.

CP437 - Details

• The SAP error message "CP437 Wrong lot size range in task list header" typically occurs in the context of production planning and control, particularly when dealing with task lists (such as routing or production versions) in SAP. This error indicates that there is an issue with the lot size range defined in the task list header, which does not match the expected values or constraints.
  
  Cause:
  
  Incorrect Lot Size Configuration: The lot size range defined in the task list header may not be set correctly. This could be due to incorrect values entered during the creation or modification of the task list.
  Mismatch with Material Master: The lot size range in the task list may not align with the lot size settings in the material master record.
  Inconsistent Data: There may be inconsistencies between the task list and the production order or other related documents.
  Missing or Incorrect Parameters: Required parameters for the lot size