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    Nintex Knowledge Base

    Error "Failed to open a connection to the Nintex Workflow configuration database"

    Status: Validated

    ISSUE
    When attempting to access the Nintex Workflow configuration database, the following error occurs:

    Failed to open a connection to the Nintex Workflow configuration database
    ERROR CODE
    RESOLUTION
    1. Open IIS console to confirm the service account running the web applications.
    2. Open SQL Management Studio > Security > Logins.
    3. Ensure the service account exists in the list of logins.
    4. If the account does not exist, right click on it, go to user mappings and make sure the Nintex database(s) are ticked and that the "WSS_Content_Application_pools" Role is added.
    ADDITIONAL INFORMATION
    RELATED LINKS