While rare, in OS X you may run across a problem where upon copying or accessing files and folders, the system will stop and display an warning that simply states the operation could not be completed because of an error. For the most part when this occurs, you will see error code -36 displayed, but it can also include other numbers. If these happen, there may be a quick fix you can try, but generally they indicate unknown low level problems with your Mac. Continue reading ⇒