Commented Unassigned: Error: Custom file location is not accessible while offline prerequisite installer [22339]

I am having an issue when autoinstaller is trying to configure the SharePoint 2013 Standalone offline mode.

My system configurations: OS: Windows Server 2012 R2
SharePoint : 2013 Enterprise Trail

please see below error. I copied prerequisites in proper location.

--------------------------------------------------------------

- Installing Prerequisite Software:

- .Net Framework 3.5.1 from "C:\SP\2013\SharePoint\PrerequisiteInstallerFiles\sxs"...Already installed.

- Running Prerequisite Installer (offline mode)....Done.

- Prerequisite Installer completed in 00:00:05.

WARNING: 2016-08-24 21:43:44 - Error: Custom file location is not accessible

--------------------------------------------------------------

- Script halted!

Exception : System.Management.Automation.ParameterBindingValidationException: Cannot bind argument to

parameter 'Message' because it is null.

at System.Management.Automation.ExceptionHandlingOps.CheckActionPreference(FunctionContext

funcContext, Exception exception)

at System.Management.Automation.Interpreter.ActionCallInstruction`2.Run(InterpretedFrame

frame)

at

System.Management.Automation.Interpreter.EnterTryCatchFinallyInstruction.Run(InterpretedFrame

frame)

at

System.Management.Automation.Interpreter.EnterTryCatchFinallyInstruction.Run(InterpretedFrame

frame)

TargetObject :

CategoryInfo : InvalidData: (:) [Write-Warning], ParameterBindingValidationException

FullyQualifiedErrorId : ParameterArgumentValidationErrorNullNotAllowed,Microsoft.PowerShell.Commands.WriteWarningComman

d

ErrorDetails :

InvocationInfo : System.Management.Automation.InvocationInfo

ScriptStackTrace : at InstallPrerequisites, C:\SP\AutoSPInstaller\AutoSPInstallerFunctions.ps1: line 882

at Run-Install, C:\SP\AutoSPInstaller\AutoSPInstallerMain.ps1: line 184

at <scriptblock>, C:\SP\AutoSPInstaller\AutoSPInstallerMain.ps1: line 381

at <scriptblock>, <no file="">: line 1

PipelineIterationInfo : {}

PSMessageDetails :

-----------------------------------

| Automated SP2013 install script |

| Started on: 8/24/2016 9:43:38 PM |

| Aborted: 8/24/2016 9:43:50 PM |

-----------------------------------

PS C:\SP\AutoSPInstaller>
Comments: ** Comment from web user: venukasa **

Please help I struck here