Your suggested fix worked perfectly. Thank you!
I was not sure if you meant to for me to do the “Security & Privacy” action for 
Hugin or PTBatcherGUI so I did them both.

> On May 17, 2020, at 6:38 PM, AKS-Gmail-IMAP <[email protected]> wrote:
> 
> The problem appears to come from security changes Apple made to OS X. Hugin 
> is denied certain access privaleges critical to its process for handing the 
> stitching task over to PTBatcherGUI. The cause seems to be elusive enough, 
> and also possibly different for each OS X version, to evade error trapping 
> attempts on the part of Hugin’s OS X developers. I suspect the issue is 
> related to Apple gradually integrating its A2 security chip into OS X 
> versions. 
> 
> The fix for me, revealed by others in pervious posts, requires manually 
> allowing Hugin the required security access privileges in Apple’s “Security & 
> Privacy” section to OS X’s “System Preferences”. My OS X is 10.15.4. The 
> names, GUI and procedure I describe might be slightly different than in your 
> OS X version but I would assume the general concept is the same.
> 
> Open the “Security & Privacy” section in “System Preferences”. Note this is 
> OS X System Preferences, not Hugin Preferences. Select the “Privacy” selector 
> in the “Security & Privacy” pane. The GUI might be different for OS X 
> 10.14.4. The “Security & Privacy” preferences concern what applications are 
> allowed to access. This includes disk access as well as microphone access etc.
> 
> “Unlock” your access to “Security & Privacy” if it locked. (i.e. “Click the 
> lock to make changes.”)
> 
> Find and select “Full Disk Access” in the category selection pane that is on 
> the “Security & Privacy” pane’s left side. Using the “+-“ control, add Hugin 
> to the applications listed in the right hand side list window if it not 
> listed. Then check its checkbox. 
> 
> I did not need to add PTBatcherGUI for “Full Disk Access”. For me, 
> PTBatcherGUI was already listed in the “Files and Folders” category access. 
> It apparently had partial access. What is confusing is that the “+-“ control 
> for the “Files and Folders” category access list window cannot be activated. 
> Applications with Full Disk Access are listed in this list. Hugin will be 
> listed there after you grant it Full Disk Access in the Full Disk Access 
> control.
> 
> Lock the setting when you are done. This fixed the Hugin transfer to 
> PTBatcherGUI problem.
> 
>            
> 
>> On May 17, 2020, at 3:42 PM, 'mac_user' via hugin and other free panoramic 
>> software <[email protected] <mailto:[email protected]>> 
>> wrote:
>> 
>> Well, I spoke too soon.  Tried to create a new pano with a different image 
>> set and the PTBatcherGUI locked up again.
>> 
>> 
>> 
>> 
>> 
>> 
>> -- 
>> A list of frequently asked questions is available at: 
>> http://wiki.panotools.org/Hugin_FAQ <http://wiki.panotools.org/Hugin_FAQ>
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>> <https://groups.google.com/d/msgid/hugin-ptx/0adbbdef-6d97-4055-907c-a594561bc1b1%40googlegroups.com?utm_medium=email&utm_source=footer>.
>> <Screen Shot 2020-05-17 at 4.33.26 PM.png>
> 
> 
> -- 
> A list of frequently asked questions is available at: 
> http://wiki.panotools.org/Hugin_FAQ <http://wiki.panotools.org/Hugin_FAQ>
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  • Re: [hugin-ptx... Donald Johnston
    • Re: [hugi... AKS-Gmail-IMAP
      • Re: [... 'Stanley Green' via hugin and other free panoramic software
      • Re: [... 'Stanley Green' via hugin and other free panoramic software
        • R... AKS-Gmail-IMAP
          • ... Klaus Föhl

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