Attempting to access more memory than is allocated to certain internal layers.
Workarounds when deadlines loom
This is a massive culprit for the PARM error during . Services like OneDrive, Google Drive for Desktop, Dropbox, and iCloud Drive lock files while syncing. Illustrator attempts to save a temp file, the sync service returns a "file in use" or "access denied" parameter, and Illustrator throws [PARM] instead of a clear error. Attempting to access more memory than is allocated