“Over the period of time since iTunes 12.2 was released, MacNN has been receiving spotty reports of iTunes library corruptions,” MacNN reports.
“We’ve begun preliminary testing on the root cause, and a final determination or possible workaround is some time away — however, we do have solid data pointing to iTunes corrupting libraries hosted over an OS X network share periodically,” MacNN reports. “More problematically, iTunes libraries accessed over an SMB share from either a Windows-based computer or network attached storage (NAS) device are frequently damaged by some iTunes process.”
MacNN reports, “At this time, MacNN does not recommend storing iTunes libraries in any other location than on a local drive — internal or external doesn’t seem to matter, as long as the content is stored on the same machine as the iTunes application that uses the files as its library.”
Read more in the full article here.
How to fix corrupted iTunes libraries after enabling Apple Music – July 2, 2015