2016-02-07 03:27:29, Error CSI 0000621a (F) STATUS_SXS_ASSEMBLY_MISSING #51587222# from CCSDirectTransaction::OperateEnding at index 0 of 1 operations, disposition 2[gle=0xd015000c]
2016-02-07 03:27:29, Error CSI 0000621b (F) HRESULT_FROM_WIN32(ERROR_SXS_ASSEMBLY_MISSING) #51587123# from Windows::ServicingAPI::CCSITransaction::ICSITransaction_UnpinDeployment(Flags = 0, a = 1193c23c358072d51aa17e0d844fe3a8, Version = 4.0.9200.20571, pA = PROCESSOR_ARCHITECTURE_AMD64 (9), Culture neutral, VersionScope = 1 nonSxS, PublicKeyToken = {l:8 b:b77a5c561934e089}, Type neutral, TypeName neutral, PublicKey neutral, cb = (null), s = (null), rid = [81]"Package_27_for_KB2750149~31bf3856ad364e35~amd64~~6.2.1.3.2750149-1007_neutral_LDR", disp = 0)[gle=0x80073701]
2016-02-07 03:27:29, Info CBS Failed to unpin deployment for Update '2750149-1007_neutral_LDR' [HRESULT = 0x80073701 - ERROR_SXS_ASSEMBLY_MISSING]
2016-02-07 03:27:29, Info CBS Failed to execute item[0] in Package: Package_27_for_KB2750149~31bf3856ad364e35~amd64~~6.2.1.3, Update: 2750149-1007_neutral_LDR [HRESULT = 0x80073701 - ERROR_SXS_ASSEMBLY_MISSING]
2016-02-07 03:27:29, Info CBS Failed to execute execution update. [HRESULT = 0x80073701 - ERROR_SXS_ASSEMBLY_MISSING]