Exchange 2013 upgrade to CU2 error code 1

Question

Hi,
Upgrade exchange to CU2 failed, any one can help? error code:
Error:
The following error was generated when "$error.Clear(); 
          if ([Environment]::OSVersion.Version.Major -ge 6)
              $WsbBinPath=$RoleInstallPath+"bin\wsbexchange.exe";
              $reg= join-path (join-path $env:SystemRoot system32) reg.exe;
              $servicecmd = join-path (join-path $env:SystemRoot system32) sc.exe;
              if ((get-service wsbexchange* | where {$_.name -eq "wsbexchange"}))
                    if ((get-service wsbexchange).Status -eq "Running")
                        Start-SetupProcess -Name:"$servicecmd" -Args:"stop wsbexchange";
                    Start-SetupProcess -Name:"$servicecmd" -Args:"delete wsbexchange";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\CLSID\{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /t REG_SZ /d  `"CExchangeHelper Class`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\CLSID\{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /v AppId /t REG_SZ /d `"{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\CLSID\{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}\LocalServer32`" /t REG_SZ /d `"$WsbBinPath`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\APPID\{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /t REG_SZ /d `"CExchangeHelper Class`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\APPID\{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /v LocalService /t REG_SZ /d `"wsbexchange`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\APPID\{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /v LaunchPermission /t REG_BINARY /d `"010004806000000070000000000000001400000002004c0003000000000014001f000000010100000000000512000000000018001f000000010200000000000520000000200200000000180003000000010200000000000520000000270200000102000000000005200000002002000001020000000000052000000020020000`"
/f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKCR\APPID\wsbexchange.exe`" /v AppId /t REG_SZ /d `"{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKLM\Software\Microsoft\windows nt\currentversion\WindowsServerBackup\Application Support\{76fe1ac4-15f7-4bcd-987e-8e1acb462fb7}`"  /v
`"Application Identifier`" /t REG_SZ /d Exchange /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKLM\Software\Microsoft\windows nt\currentversion\WindowsServerBackup\Application Support\{76fe1ac4-15f7-4bcd-987e-8e1acb462fb7}`" /v CLSID
/t REG_SZ /d `"{D8A2E312-3B17-4293-B71E-CD72A7C04BF3}`" /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKLM\Software\Microsoft\windows nt\currentversion\WSBAppExchangeHelper`" /v AutoMarkDbRecoverable /t REG_DWORD /d 1 /f";
              Start-SetupProcess -Name:"$reg" -Args:"add `"HKLM\Software\Microsoft\windows nt\currentversion\WSBAppExchangeHelper`" /v AutoMountOnPITRecovery /t REG_DWORD /d 1 /f";
              Start-SetupProcess -Name:"$servicecmd" -Args:"create wsbexchange binpath= `"$WsbBinPath`" type= own start= demand error= ignore obj= LocalSystem DisplayName= `"Microsoft Exchange
Server Extension for Windows Server Backup`"";
              Start-SetupProcess -Name:"$servicecmd" -Args:"description wsbexchange `"Enables Windows Server Backup users to back up and recover application data for Microsoft Exchange Server.`"";
        " was run: "Process execution failed with exit code 1.".

Answer 1

Hi,
Have you tried to uninstall Windows Backup Feature and continue to upgrade Exchange server 2013?
If the issue persists, please check the setup log (located at Local Disk:\ExchangeSetupLogs) and post the error information for my further research.
Best regards,
Amy Wang
TechNet Community Support