Employee import -> Import fails for 2000 plus records for Sync Mode

Company - ASMl for hspl
Browser - Chrome
Login - Partner

1)Create employee template
2)Import the employee file with more than 2000 records
3)Import for sync mode

Error Log ; ErrorID : 0
ErrorSource : ControllerAppTier.SaveAndGetData->WORKTERRAControllerAppTier.SaveAndGetData->ExecuteImportDTS.ImportData_Isolated->WTIsolatedRoutines.Main
ErrorMessage: The process cannot access the file 'C:\WINDOWS\Temp\ee12_12_2017 01_14_25 AM.txt' because it is being used by another process.

PFA :