New bug in jjsploit (classname instance)

I found out why my script wasnt working, i found this error in console when i try to load my script: 
CorePackages.Packages._Index.Scheduler.Scheduler.forks.SchedulerHostConfig.default:258:
CorePackages. Packages. Index. Scheduler.Scheduler.forks.SchedulerHostConfig.default: 235: Error caught by React
---
Element type is invalid: expected a string (for built-in components) or a class/function (for composite components) but got: nil. Error caught by React
Error: Element type is invalid: expected a string (for built-in components) or a class/function (for composite components but got: nil.
CorePackages. Packages. _Index. ReactReconciler.ReactReconciler. ReactFiber.new: 629 function createFiberFromTypeAndProps CorePackages. Packages. Index. ReactReconciler. ReactReconciler. ReactFiber.new: 669 function createFiberFromElement CorePackages. Packages. _Index. ReactReconciler.ReactReconciler.ReactChildFiber.new:1434 function reconcileSingleElement CorePackages. Packages. _Index. ReactReconciler.ReactReconciler.ReactChildFiber.new:1518 function reconcileChildFibers CorePackages. Packages._Index. ReactReconciler. ReactReconciler. ReactFiber BeginWork.new: 324 function updateContextProvider CorePackages.Packages. Index. ReactReconciler. ReactReconciler.ReactFiberBeginWork.new: 3551 function beginWork CorePackages. Packages. Index. ReactReconciler.ReactReconciler.ReactFiberWorkLoop.new:248 CorePackages. Packages. _Index. ReactReconciler. ReactReconciler.ReactFiberWorkLoop.new:1968 CorePackages.Packages. Index. ReactReconciler. ReactReconciler.ReactFiberWorkLoop.new: 1853 CorePackages. Packages._Index. ReactReconciler. ReactReconciler.ReactFiberWorkLoop.new:1802 Corepackages.Packages. Index. ReactReconciler.ReactReconciler ReactFiberWorkLoop.new: 934 CorePackages. Packages. Index. ReactReconciler.ReactReconciler.ReactFiberWorkLoop.new: 850 CokePackages. Packages._Index.Scheduler/Scheduler.Scheduler: 305 CorePackages. Packages Index.Scheduler.Scheduler Scheduler: 261
CorePackages. Packages. Index. Scheduler.Scheduler.forks.SchedulerHostConfig.default: 183 function doWork
CorePackages.Packages. _Index.Scheduler.Scheduler. forks.SchedulerHostConfig.default:219 function performWorkUntil Deadline Stack Begin
Script 'CorePackages. Packages._Index.Scheduler.Scheduler.forks.SchedulerHostConfig.default', Line 258 Stack

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