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How To Fix SWDP_WB_TOOL711 - Parent node is context root node. "Primary attribute" not allowed


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

  • Message number: 711

  • Message text: Parent node is context root node. "Primary attribute" not allowed

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  • Self-Explanatory Message

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    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.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message SWDP_WB_TOOL711 - Parent node is context root node. "Primary attribute" not allowed ?

    The SAP error message "SWDP_WB_TOOL711 Parent node is context root node. 'Primary attribute' not allowed" typically occurs in the context of SAP Web Dynpro development, particularly when working with the Web Dynpro ABAP (WD ABAP) tools. This error indicates that there is an issue with the configuration of the context nodes in your Web Dynpro component.

    Cause:

    The error arises when you attempt to set a primary attribute on a context node that is defined as the root node (context root node). In Web Dynpro, the root node is the top-level context node, and it cannot have a primary attribute. Primary attributes are meant to be defined on child nodes that are part of the context hierarchy.

    Solution:

    To resolve this error, you should follow these steps:

    1. Check Context Structure: Open the Web Dynpro component in the Web Dynpro Workbench (transaction code SE80 or SE84) and navigate to the context of the view or component controller where the error is occurring.

    2. Identify the Root Node: Locate the context root node. This is typically the first node in the context structure.

    3. Remove Primary Attribute: Ensure that you do not define any primary attributes for the root node. If you have mistakenly set a primary attribute on the root node, remove it.

    4. Define Primary Attributes on Child Nodes: If you need to have primary attributes, create a child node under the root node and define the primary attributes there. This is where you can set the primary key fields that are necessary for your application logic.

    5. Activate Changes: After making the necessary changes, activate the Web Dynpro component to ensure that the changes take effect.

    6. Test the Application: Run the application to verify that the error has been resolved and that the context is functioning as expected.

    Related Information:

    • Web Dynpro Context Model: Understanding the context model in Web Dynpro is crucial. The context is structured in a hierarchical manner, and each node can have attributes and child nodes.
    • Primary Attributes: Primary attributes are used to uniquely identify instances of a node. They are essential for data binding and navigation within the application.
    • SAP Documentation: Refer to the official SAP documentation for Web Dynpro ABAP for more detailed information on context management and best practices.

    If you continue to experience issues after following these steps, consider checking for any additional configuration settings or dependencies that may be affecting the context structure.

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