How To Fix OH034 - Multi-set cannot contain other multi-sets


OH034 - Overview

  • Message type: E = Error

  • Message class: OH - Messages Group Maintenance

  • Message number: 034

  • Message text: Multi-set cannot contain other multi-sets

  • Show details Hide details
  • What causes this issue?

    You have tried to insert set &V1& into a multiset. Set &V1& is a
    multi-dimension set and may not be inserted into other multisets.

    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?

    If you want to insert an existing set into a multi-set, you may only
    use basic sets, single sets or data sets.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message OH034 - Multi-set cannot contain other multi-sets ?
    The SAP error message OH034, which states "Multi-set cannot contain other multi-sets," typically occurs in the context of SAP's data processing, particularly when dealing with multi-sets in the context of data structures or data processing functions.
    
    Cause: This error arises when you attempt to create a multi-set (a collection that allows duplicate values) that contains another multi-set as one of its elements. In SAP, multi-sets are not designed to contain other multi-sets, which leads to this error. This can happen in various scenarios, such as: When defining data structures in ABAP. When using certain functions or methods that expect a flat structure but receive a nested structure instead.
    Solution: To resolve the OH034 error, you need to ensure that your multi-set does not contain other multi-sets. Here are some steps you can take: Review Data Structure: Check the data structure you are trying to create or manipulate. Ensure that you are not nesting multi-sets within each other. Flatten

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