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    Nintex Knowledge Base

    Error "Unable to get property ' ObjectType' of undefined or null reference in lookup runtime function in forms

    Status: Pending Clean Up

    ISSUE
    The error message "Unable to get property '_ObjectType' of undefined or null reference" is displayed when a calculated value field with a lookup function evaluates to null. i.e when a lookup() function does not find a referred item or when an item has no value in a field to query value from.  
    ERROR CODE
    RESOLUTION
    A HotFix (2.11.3.1) has been released for the above issue. Contact Nintex Support for a download link.
    ADDITIONAL INFORMATION
    RELATED LINKS