Since you were denied permission to do this, try repairing permissions. True, permission repair is not as necessary as it once was, but it won't hurt to try.

Jon

macOS 11.7.10, iMac Retina 5K 27-inch, late 2014, 3.5 GHz Intel Core i5, 1 TB fusion drive, 16 GB RAM, Epson SureColor P600, Photoshop CC, Lightroom CC, MS Office 365