Trying to make default replacement

But everytime i select default eye and click next,
s4s shows me this error.

The Sims 4 Studio - Version 3.1.5.6

System.IO.InvalidDataException: Not a LRLE Image

at LRLE.LRLEUtility.Reader.Init(Stream stream)

at S4Studio.Shared.LRLEImageResource.ExportFromLRLE(Byte[] lrleData)

at S4Studio.Shared.LRLEImageResource.get_RawImageData()

at S4Studio.ViewModels.CAS.SimBuilder.LoadCASTexture(IResourceKey key)

at S4Studio.Shared.ViewModels.CAS.WPFMannequinPart.UpdateTexture()

at S4Studio.ViewModels.CAS.MannequinPart.set_CASPart(CASPartResource value)

at S4Studio.ViewModels.CAS.Mannequin.Update(CASPartResource casp)

at S4Studio.Shared.ViewModels.CAS.WPFMannequin.Update(CASPartResource casp)

at S4Studio.ViewModels.CAS.CASStandalone.UpdateMannequin()


can anyone help me plz?