Are you using Python 2.7? Try using Python 3.*

It looks like array.fromstring() got renamed to array.frombytes() in Python 3.2, so I’m guessing you are using Python 2.7?

Thanks,

Andrew Fish

On Sep 30, 2021, at 1:19 AM, Kumar Jain, Piyush <piyush.kumar.jain@intel.com> wrote:

Traceback (most recent call last):
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\GenFds.py", line 371, in GenFdsApi
    GenFds.GenFd('', FdfParserObj, BuildWorkSpace, ArchList)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\GenFds.py", line 510, in GenFd
    FdObj.GenFd()
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\Fd.py", line 131, in GenFd
    RegionObj.AddToBuffer (FdBuffer, self.BaseAddress, self.BlockSizeList, self.ErasePolarity, GenFdsGlobalVariable.ImageBinDict, self.DefineVarDict, Flag=Flag)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\Region.py", line 134, in AddToBuffer
    FvObj.AddToBuffer(FvBuffer, FvBaseAddress, BlockSize, BlockNum, ErasePolarity, Flag=Flag)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\Fv.py", line 127, in AddToBuffer
    FileName = FfsFile.GenFfs(MacroDict, FvParentAddr=BaseAddress, IsMakefile=Flag, FvName=self.UiFvName)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\FfsFileStatement.py", line 156, in GenFfs
    sectList, align = section.GenSection(OutputDir, self.NameGuid, SecIndex, self.KeyStringList, None, Dict)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\CompressSection.py", line 67, in GenSection
    ReturnSectList, AlignValue = Sect.GenSection(OutputPath, ModuleName, SecIndex, KeyStringList, FfsInf, Dict, IsMakefile=IsMakefile)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\UiSection.py", line 70, in GenSection
    GenFdsGlobalVariable.GenerateSection(OutputFile, None, 'EFI_SECTION_USER_INTERFACE', Ui=NameString, IsMakefile=IsMakefile)
  File "C:\Users\pkumarj1\IFWI3\rocketlake\Edk2\BaseTools\Source\Python\GenFds\GenFdsGlobalVariable.py", line 466, in GenerateSection
    SectionData.fromstring(Ui.encode("utf_16_le"))
AttributeError: 'array.array' object has no attribute 'fromstring'