In v3.3.3 attempting to clone an existing project results in the following error being displayed in the UI:
System.ArgumentNullException: Value cannot be null.
Parameter name: key
at System.Collections.Generic.Dictionary`2.FindEntry(TKey key)
at System.Collections.Generic.Dictionary`2.get_Item(TKey key)
at Octopus.Server.Web.Api.Rules.ConfigurationWillBeCopiedFromCloneRule.AfterStore(Project model, ProjectResource resource, ISpecialRuleContext context) in Y:\work\refs\tags\3.3.3\source\Octopus.Server\Web\Api\Rules\ConfigurationWillBeCopiedFromCloneRule.cs:line 25
at Octopus.Server.Web.Infrastructure.Api.Responder`1.ExecuteRules[TRule](Action`2 ruleCallback) in Y:\work\refs\tags\3.3.3\source\Octopus.Server\Web\Infrastructure\Api\Responder.cs:line 188
at Octopus.Server.Web.Infrastructure.Api.CreateResponseDescriptor`2.Responder.Execute() in Y:\work\refs\tags\3.3.3\source\Octopus.Server\Web\Infrastructure\Api\CreateResponseDescriptor.cs:line 85
at Octopus.Server.Web.Infrastructure.Api.Responder`1.Respond(TDescriptor options, NancyContext context) in Y:\work\refs\tags\3.3.3\source\Octopus.Server\Web\Infrastructure\Api\Responder.cs:line 162
at System.Dynamic.UpdateDelegates.UpdateAndExecute3[T0,T1,T2,TRet](CallSite site, T0 arg0, T1 arg1, T2 arg2)
at Octopus.Server.Web.Api.OctopusRestApiModule.<>c__DisplayClass0_0.<.ctor>b__0(Object o) in Y:\work\refs\tags\3.3.3\source\Octopus.Server\Web\Api\OctopusRestApiModule.cs:line 46
at Nancy.Routing.Route.<>c__DisplayClass4.<Wrap>b__3(Object parameters, CancellationToken context)
Screenshot attached.