[ArgumentNullException: Value cannot be null.
Parameter name: key]
System.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument) +52
System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add) +14594060
System.Linq.Enumerable.ToDictionary(IEnumerable`1 source, Func`2 keySelector, Func`2 elementSelector, IEqualityComparer`1 comparer) +302
LW.Feature.People.Repository.QualificationsRepository.GetModel() in D:\a\1\s\src\Feature\LW.People\code\Repository\QualificationsRepository.cs:109
Sitecore.XA.Foundation.Mvc.Controllers.StandardController.Index() +180
lambda_method(Closure , ControllerBase , Object[] ) +90
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +35
System.Web.Mvc.<>c__DisplayClass24_0.<InvokeActionMethodWithFilters>b__0() +80
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) +466
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) +466
System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +524
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