How To Fix BOS01085 - Assignemnt number not allowed; only possible for basic and alt. lines

BOS01085 - Overview

• Message type: E = Error

• Message class: BOS01 - Customer BOS Processing

• Message number: 085

• Message text: Assignemnt number not allowed; only possible for basic and alt. lines

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BOS01085 - Assignemnt number not allowed; only possible for basic and alt. lines ?

  The SAP error message BOS01085 indicates that there is an issue with the assignment of an assignment number in a document, typically in the context of a billing document or a sales order. This error occurs when the system detects that the assignment number is being used inappropriately, particularly when it is not allowed for certain line types.
  
  Cause:
  The error message is triggered under the following conditions:
  
  Line Type Restrictions: The assignment number can only be assigned to basic and alternative lines. If you are trying to assign it to a line type that does not support assignment numbers (like text lines or certain non-billable items), this error will occur.
  Document Configuration: The configuration of the document type or the line item may not allow for assignment numbers to be used in the way you are attempting.
  Data Entry Error: There may be a mistake in how the data is being entered or processed,