[r2005]

Hi - just installed 1.16 on my MacBook Pro (w/Mavericks) and get the following error. Any suggestions? I have uninstalled and reinstalled, but still get same error message. Thanks!! Rod

calibre, version 1.16.0
ERROR: Startup error: There was an error during calibre startup. Parts of calibre may not function. Click Show details to learn more.

Traceback (most recent call last):
File "site-packages/calibre/gui2/main.py", line 238, in initialize_db_stage2
File "site-packages/calibre/gui2/main.py", line 187, in start_gui
File "site-packages/calibre/gui2/ui.py", line 347, in initialize
File "site-packages/calibre/gui2/tag_browser/ui.py", line 30, in __init__
File "site-packages/calibre/gui2/tag_browser/view.py", line 179, in set_database
File "site-packages/calibre/gui2/tag_browser/model.py", line 277, in set_database
File "site-packages/calibre/db/backend.py", line 116, in set
File "site-packages/calibre/db/backend.py", line 112, in __setitem__
File "site-packages/calibre/db/backend.py", line 287, in execute
File "src/cursor.c", line 231, in resetcursor
IOError: IOError: disk I/O error