Jan 13, 2026 · This post tells what the 10661 error is on your Mac and offers the solutions to fix the 'The application can't be opened' error code 10661.

Jun 5, 2026 · Error code 10661 in an application can be annoying, especially when you need it to perform the task at hand. If you don't want to see it again, review and follow the tips below.

Aug 3, 2018 · I get this: Some people said use chmod to fix the execution files thing, but I still don't understand how to do it. Can some one tell me step by steps please?

Aug 13, 2024 · What is error code 10661 on Mac? The 10661 error code often arises when you try to run an application that doesn’t comply with your Mac’s current settings or software requirements.

• Enter your registered fax number • Enter the following information when instructed: a) Acuity Brands Employer Code: 10661 b) Employee’s Social Security Number: - - • Select the kind of verification you …

Nov 17, 2023 · Based on the error code 10661, could you please verify if you have enough privileges to install an application in your MAC machine? Kindly clear the cache and try to initiate the install again.

Oct 6, 2025 · In some cases, error code 10661 can also occur when you attempt to install an app using a guest profile. Unfortunately, error 10661 isn’t the only issue you might face on a Mac.

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Aug 9, 2024 · Ever faced a bizarre code popping up on your Mac and wondered what's going wrong? Mac error codes, those mysterious combinations of numbers and letters,...