in reply to Re: Failed to check if registry key is exist
in thread Failed to check if registry key is exist

I Failed even if i use the following code:

use Win32::Registry; my $Register = 'SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{0 +34106B5-54B7-467F-B477-5B7DBB492624}'; my $hkey; $HKEY_LOCAL_MACHINE->Open($Register,$hkey)|| die print "($!) ($?) ($^E +)\n"; $hkey->Close();

If i remove the last entrance key {034106B5-54B7-467F-B477-5B7DBB492624} and run it like the following is working good:

use Win32::Registry; my $Register = 'SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall'; my $hkey; $HKEY_LOCAL_MACHINE->Open($Register,$hkey)|| die print "($!) ($?) ($^E +)\n"; $hkey->Close();

My question is why? Why {034106B5-54B7-467F-B477-5B7DBB492624} caused to read problem?

I just need to check if some product is installed

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Re^3: Failed to check if registry key is exist
by Anonymous Monk on Jan 22, 2015 at 20:11 UTC
    Did you ever figure this out? I'm able to reproduce this as well.
      Answer found on stack overflow. Wow64 is the issue - use the system native version of reg.exe %Windir%/sysnative/reg.exe