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Mac OS Catalina Sidecar error 32002

I have a MacBook Pro 2016 model and an iPad Pro 11 inch 2018 model with Mac OS Catalina (10.15) and iOS 13.1.2 installed. Both devices are signed in using the same Apple ID and 2-factor authentication is turned on. Both devices are on the same wireless network.


If I use the sidecar option from the settings menu or if I use the displayy option from the menu bar my iPad is listed as an option for usage of sidecar. But when I select it I get an 'Unable to connect' message with an error code of 32002. See attached screenshot.


I tried restarting the devices, connecting them using the USB-C cable to have no dependency on WiFi but still I can't get this working. Are there any ideas to try ?


MacBook Pro with Touch Bar

Posted on Oct 11, 2019 2:01 AM

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Posted on Oct 23, 2019 8:19 AM

I have the same problem with the same error. I reset the user permissions as described and restarted the Mac again. Nothing happened.


Edit: Reseted the “Trust This Computer” settings on my IPad. Now it works fine.

29 replies

Feb 3, 2020 10:38 AM in response to Walt501

Hi,


found a solution that works for me here: https://github.com/pookjw/SidecarPatcher/issues/5


I ended up plugging the iPad in using a USB-c to lightning cable, accessed the iPad via finder and went through the trust authentication steps. 


After reconnecting sidecar worked fine using the usb-c cable that was shipped with my iPad 12.9.


regards,


Andreas

Mar 24, 2020 12:31 PM in response to Another_Adam

Solution has been found on reddit.


Following the instructions, I noticed there were two .plist files in particular that looked suspicious: 

/Library/Preferences/SystemConfiguration

preferences.plist contained a reference to "iPad USB" (even though I didn't see iPad USB in my "Network" settings). 

NetworkInterfaces.plist contained multiple references to "iPad". 

I made a backup of the two .plist files, deleted them from the SystemConfiguration folder, and rebooted. Voila! Now Sidecar works over USB.

Mac OS Catalina Sidecar error 32002

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