Error System.AggregateException

I was trying to import a texture, everytime ive tried to import the texture ive gotten this error message

The Sims 4 Studio - Version 3.1.6.3

System.AggregateException: One or more errors occurred. ---> System.IO.EndOfStreamException: Attempted to read past the end of the stream.

at Gibbed.IO.StreamHelpers.ReadBytes(Stream stream, Int32 length)

at S4Studio.Shared.LRLEImageResource.ImportToLRLE(Byte[] ddsBytes)

at S4Studio.ViewModels.CAS.CASSwatchTexture.Import(String file)

at S4Studio.ViewModels.Generic.Sims4SwatchContent.<>c__DisplayClass66_0.<ExecuteImportTexture>b__0()

at System.Threading.Tasks.Task.InnerInvoke()

at System.Threading.Tasks.Task.Execute()

--- End of inner exception stack trace ---

---> (Inner Exception #0) System.IO.EndOfStreamException: Attempted to read past the end of the stream.

at Gibbed.IO.StreamHelpers.ReadBytes(Stream stream, Int32 length)

at S4Studio.Shared.LRLEImageResource.ImportToLRLE(Byte[] ddsBytes)

at S4Studio.ViewModels.CAS.CASSwatchTexture.Import(String file)

at S4Studio.ViewModels.Generic.Sims4SwatchContent.<>c__DisplayClass66_0.<ExecuteImportTexture>b__0()

at System.Threading.Tasks.Task.InnerInvoke()

at System.Threading.Tasks.Task.Execute()<---





Im a complete noob at any of this and dont know how to fix it, some help would be appreciated