WD My Book World Edition ISSUE

I have this problem accessing the disk (temporary or total PC block) theese are the last 500 messages of the system registry - My OS is Vista...

Do somebody may help me?

 08/21 19:59:26  PIG2 syslog.info miocrawler: ======= start cleaning up DB
 08/21 19:54:28  PIG2 syslog.info miocrawler: === Walking directory done.
 08/21 19:52:42  PIG2 syslog.err miocrawler: ****Error Trans_Thread(): Failed mc_convert() path /shares/Public/Shared Pictures/Apophysis-100330-63.jpg, isFile 1, type 0
 08/21 19:52:40  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 1
 08/21 19:52:40  PIG2 syslog.err miocrawler:*** failed to create thumbnail /CacheVolume/transcodingcache/73D3886982BA791BBFD4CFCC169D944E.4BB20AB7.jpg, source /shares/Public/Shared Pictures/Apophysis-100330-63.jpg
 08/21 19:52:33  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 0
 08/21 19:52:33  PIG2 syslog.err miocrawler: ***failed to create thumbnail /CacheVolume/transcodingcache/73D3886982BA791BBFD4CFCC169D944E.4BB20AB7.jpg, source /shares/Public/Shared Pictures/Apophysis-100330-63.jpg
 08/21 19:49:05  PIG2 syslog.err miocrawler:**** Error Trans_Thread(): Failed mc_convert() path /shares/Public/Shared Pictures/Video Snapshot/20080719-133158.JPG, isFile 1, type 0
 08/21 19:49:03  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 1
 08/21 19:49:03  PIG2 syslog.err miocrawler: ***failed to create thumbnail /CacheVolume/transcodingcache/12DF77DE62BB205246BAF24B77CB8C24.4881D0B0.jpg, source /shares/Public/Shared Pictures/Video Snapshot/20080719-133158.JPG
 08/21 19:48:56  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 0
 08/21 19:48:56  PIG2 syslog.err miocrawler:*** failed to create thumbnail /CacheVolume/transcodingcache/12DF77DE62BB205246BAF24B77CB8C24.4881D0B0.jpg, source /shares/Public/Shared Pictures/Video Snapshot/20080719-133158.JPG
 08/21 19:46:47  PIG2 syslog.err miocrawler: ****Error Trans_Thread(): Failed mc_convert() path /shares/Public/Shared Pictures/mv/foto/428698186_1f9b29f79a.jpg, isFile 1, type 0
 08/21 19:46:45  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 1
 08/21 19:46:45  PIG2 syslog.err miocrawler:*** failed to create thumbnail /CacheVolume/transcodingcache/A9127206F4141F21EF851A0AB0ABA742.4B07B512.jpg, source /shares/Public/Shared Pictures/mv/foto/428698186_1f9b29f79a.jpg
 08/21 19:46:40  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 0
 08/21 19:46:40  PIG2 syslog.err miocrawler: ***failed to create thumbnail /CacheVolume/transcodingcache/A9127206F4141F21EF851A0AB0ABA742.4B07B512.jpg, source /shares/Public/Shared Pictures/mv/foto/428698186_1f9b29f79a.jpg
 08/21 19:42:58  PIG2 daemon.info wixEvent[3778]: System Startup - System startup.
 08/22 01:42:58  PIG2 daemon.info init: Starting pid 5044, console /dev/ttyS0: '/sbin/getty'
 08/22 01:42:58  PIG2 daemon.info init: Starting pid 5043, console /dev/null: '/bin/touch'
 08/21 19:42:21  PIG2 syslog.err miocrawler:**** Error Trans_Thread(): Failed mc_convert() path /shares/Public/Shared Pictures/cartaid.jpg, isFile 1, type 0
 08/21 19:42:19  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 1
 08/21 19:42:19  PIG2 syslog.err miocrawler: ***failed to create thumbnail /CacheVolume/transcodingcache/975B8C1DFD78CAE1722B3B01A97CE3A8.4A72CE54.jpg, source /shares/Public/Shared Pictures/cartaid.jpg
 08/21 19:42:06  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 0
 08/21 19:42:06  PIG2 syslog.err miocrawler:*** failed to create thumbnail /CacheVolume/transcodingcache/975B8C1DFD78CAE1722B3B01A97CE3A8.4A72CE54.jpg, source /shares/Public/Shared Pictures/cartaid.jpg
 08/21 19:29:21  PIG2 syslog.err miocrawler: ****Error Trans_Thread(): Failed mc_convert() path /shares/Public/Shared Pictures/statisytic.jpg, isFile 1, type 0
 08/21 19:29:19  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 1
 08/21 19:29:19  PIG2 syslog.err miocrawler:*** failed to create thumbnail /CacheVolume/transcodingcache/A60941BEA92B05118A0F8FBE226F8CA2.4A5B0A71.jpg, source /shares/Public/Shared Pictures/statisytic.jpg
 08/21 19:27:55  PIG2 syslog.info miocrawler: >>>>>>>>>>> retrying 0
 08/21 19:27:54  PIG2 syslog.err miocrawler: *** failed to create thumbnail /CacheVolume/transcodingcache/A60941BEA92B05118A0F8FBE226F8CA2.4A5B0A71.jpg, source /shares/Public/Shared Pictures/statisytic.jpg
 08/21 19:23:33  PIG2 syslog.info miocrawler: === mc_trans_updater_init() ...Done.
 08/21 19:23:33  PIG2 syslog.info miocrawler: mc_trans_updater_init() ...
 08/21 19:23:33  PIG2 syslog.info miocrawler: === inotify init done.
 08/21 19:23:33  PIG2 syslog.info miocrawler: === mcUtilsInit() Done.
 08/21 19:23:32  PIG2 syslog.info miocrawler: mcUtilsInit() Creating free queue pool
 08/21 19:23:30  PIG2 syslog.info miocrawler: === mc_db_init ...Done.
 08/21 19:23:29  PIG2 syslog.info miocrawler: ++++++++ database exists: ret = 0
 08/21 19:23:29  PIG2 syslog.info miocrawler: mc_db_init ...
 08/21 19:23:29  PIG2 syslog.info miocrawler: +++++++++++++++ START OF ./miocrawler at 2012:08:21 - 19:23:29 [Version 01.09.00.96] ++++++++++++++
 08/21 19:22:14  PIG2 daemon.info wixEvent[3778]: Network IP Address - NIC 1 got IP address 192.168.1.2 from DHCP server.
 08/21 19:22:13  PIG2 daemon.info wixEvent[3778]: Network Link - NIC 1 link is up 100 Mbps full duplex.
 08/21 19:21:52  PIG2 syslog.info syslogd started: BusyBox v1.1.1

Try pressing the reset button on the back for 4 seconds.