Ok Its doing it again with no external drives attached. and this comes after restarting system. Its creating files when protools 8.0 is launched. so i copied some console info:
4/8/13 8:17:13 PM [0x0-0xe00e].com.apple.finder[136] System version is 10.5.8
4/8/13 8:17:20 PM mdworker[74] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 8:21:15 PM mdworker[74] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 8:24:59 PM mdworker[74] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 8:30:28 PM mdworker[74] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 9:16:44 PM mdworker[253] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 9:55:07 PM mdworker[289] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 9:59:07 PM mdworker[289] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 10:02:03 PM mdworker[289] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 10:16:43 PM mdworker[412] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 10:22:52 PM mdworker[419] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 10:53:05 PM mdworker[432] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 10:54:21 PM mdworker[447] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 10:57:20 PM mdworker[454] CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
4/8/13 11:02:23 PM Safari[455] *** WebKit discarding exception: <NSImageCacheException> Can't cache image
4/9/13 12:26:08 AM [0x0-0x19019].com.getdropbox.dropbox[161] <_FuncPtr object at 0x34db78>
4/9/13 12:26:08 AM com.apple.launchd[91] ([0x0-0xc00c].com.brother.utility.USBserver[130]) Exited: Terminated
4/9/13 12:26:08 AM com.apple.launchd[91] ([0x0-0x19019].com.getdropbox.dropbox[161]) Stray process with PGID equal to this dead job: PID 177 PPID 176 dbfseventsd
4/9/13 12:26:08 AM com.apple.launchd[91] ([0x0-0x19019].com.getdropbox.dropbox[161]) Stray process with PGID equal to this dead job: PID 176 PPID 1 dbfseventsd
4/9/13 12:26:09 AM com.apple.loginwindow[27] Shutdown NOW!
4/9/13 12:26:09 AM com.apple.loginwindow[27] System shutdown time has arrived