I simply observed some unusual habits transferring some folders of photos off of a Macbook onto an ExFAT formatted SD card. The folder appeared to have been moved off the supply folder on the Macbook’s SSD card and transferred to the SD card, nonetheless the folder within the vacation spot folder on the SD card reveals up greyed out on Finder and I can’t open it.
Have a look at the picture under, for folder date 2024-12-30 I had made 2 further copies. copy 2 I used drag and drop whereas holding the command key all the way down to provoke a transfer operation in Finder with the mouse. It was faraway from the supply folder import and moved to the vacation spot folder txf_from_mac. Discover how in Finder the folder is greyed out and with no tree collapsible widget to broaden the folder.
Discover how with the primary copy which I copy and pasted to txf_from_mac, the folder did copy over and is openable and might be expanded to see the folder content material.
The folder copy 2 nonetheless might be proper clicked to view the Get Information panel on the folder, which reveals the folder as having Zero KB. Here’s a facet by facet of the Get Information presentation for every folder within the vacation spot drive
There appears to be a mismatch for the capability on disk whereas the Measurement attribute is curiously sufficient equivalent for each folders. This habits has reproduced for 2 completely different ExFAT gadgets, one an SD card, and one other a USB thumb drive.
Is that this a recognized bug in MacOS (I am operating Sequoia 15.5 (24F74))? What might account for this habits?
sidenote probing across the folders in terminal the folder does seem navigable, and I may even copy the file to a different folder and open it and discover no distinction within the picture.
userX@MacBookPro ~ % ls '/Volumes/A/txf_from_mac/'
2024-12-30 () copy 2024-12-30 () copy 2
userX@MacBookPro ~ % discover '/Volumes/A/txf_from_mac/'
/Volumes/A/txf_from_mac/
/Volumes/A/txf_from_mac/2024-12-30 () copy 2
/Volumes/A/txf_from_mac/2024-12-30 () copy 2/IMG_7302.JPG
/Volumes/A/txf_from_mac/2024-12-30 () copy 2/._IMG_7302.JPG
/Volumes/A/txf_from_mac/2024-12-30 () copy
/Volumes/A/txf_from_mac/2024-12-30 () copy/IMG_7302.JPG
/Volumes/A/txf_from_mac/2024-12-30 () copy/._IMG_7302.JPG
userX@MacBookPro ~ % ls -la '/Volumes/A/txf_from_mac/2024-12-30 () copy 2'
whole 11264
drwx------ 1 userX 1950283502 131072 Jun 1 23:11 .
-rwx------ 1 userX 1950283502 4096 Jun 1 23:11 ._IMG_7302.JPG
drwx------ 1 userX 1950283502 131072 Jun 1 23:11 ..
-rwx------@ 1 userX 1950283502 5267537 Jun 1 23:11 IMG_7302.JPG
userX@MacBookPro ~ % ls -la '/Volumes/A/txf_from_mac/2024-12-30 () copy'
whole 11264
drwx------ 1 userX 1950283502 131072 Jun 1 23:06 .
-rwx------ 1 userX 1950283502 4096 Jun 1 23:15 ._IMG_7302.JPG
drwx------ 1 userX 1950283502 131072 Jun 1 23:11 ..
-rwx------@ 1 userX 1950283502 5267537 Dec 30 14:07 IMG_7302.JPG
userX@MacBookPro ~ % cp '/Volumes/A/txf_from_mac/2024-12-30 () copy 2/IMG_7302.JPG' ~
userX@MacBookPro ~ % ls -la ~/IMG_7302.JPG
-rwx------@ 1 userX employees 5267537 Jun 1 23:50 /Customers/userX/IMG_7302.JPG
some further context, after trying to wash up my experiment by deleting the folders in txf_from_mac I hit an in use error
A number of the objects you might be transferring are in use by one other utility. Transferring the objects may cause issues with the applying utilizing them. Are you certain you need to transfer these things?
I attempted to see if something got here up with an lsof command, grep filtered to a few of the folder identify (eg 2024-12-30 or "copy 2" however nothing got here again. Clicking Proceed did handle to efficiently delete the folder nonetheless. The opposite folder within the vacation spot folder deleted with out challenge.
