Log file attached - any ideas on how to overcome this problem gratefully received.
***Correction: I tried to add the log file but got:
Sorry, the board attachment quota has been reached.
Here it is inline:
simon@localhost ~]$ cat MakeMKV_log.txt
Debug log started at Thu Feb 19 17:45:57 2015 , written by MakeMKV v1.9.1 linux(x64-release)
Using 524544KB for read cache.
001005:0000 MakeMKV v1.9.1 linux(x64-release) started
001004:0000 Debug logging enabled, log will be saved as /home/simon/MakeMKV_log.txt
003007:0000 Using direct disc access mode
DAFD=PAAAADAAAAEABDQEEAQEBAQ==
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 1 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 2 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 3 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 4 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 1 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 2 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 3 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 4 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..0274B6810D109560EED7B575451B54D32A2 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..05078CFE736A0FB7568A50F45F2C958B1E5 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 1 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..0D37ABC920496107C0FD38492AEEFC0B702 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 2 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..0271DC1DA179D8A44DD8CC4179A783FE1A5 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 3 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..06DAE8B3F88F8C2737F00743E5A93F93A57 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
001003:0020 DEBUG: Code 4 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 1 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 2 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 3 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 4 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 1 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 2 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 3 at BJ8F{OS?&x{Z8\,^9(:121262647
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130582
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 4 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..058969521293931B9AE93E916D4044F39FE to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..076A4DA15D562FE37A0F8F88AF971FF7E4C to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 1 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..015DEC9BE22C15DF5477B69A63473C07F70 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 2 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..07D7BAA0FC37BBA025000717E46D5752976 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 3 at BJ8F{OS?&x{Z8\,^9(:121262647
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE' occurred while issuing SCSI command A30..00200740100720..06127C0EA8275D4079AC625CFFA80D6A1E6 to device 'SG:dev_11:1'
001003:0020 DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130766
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29395195
002004:0000 Error 'Scsi error - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED' occurred while issuing SCSI command AD010..080002400 to device 'SG:dev_11:1'
DEBUG: Code 0 at !s8Qu#!=(X"m|#xyt:213130306
001003:0020 DEBUG: Code 0 at BJ8F{OS?&x{Z8\,^9(:29396345
001003:0020 DEBUG: Code 4 at BJ8F{OS?&x{Z8\,^9(:121262647
003306:0000 Can't read AACS VID from disc - most likely current AACS host certificate is revoked by your drive
003341:0000 Highest AACS version is v46 , MKB saved as /home/simon/.MakeMKV/MKB_v46_THE_HOBBIT_DESOLATION_OF_SMAUG.tgz
003303:0000 The volume key is unknown for this disc - video can't be decrypted
001003:0020 DEBUG: Code 0 at .&:+:k~<nm6=d1H(:213131985
001003:0020 DEBUG: Code 0 at .&:+:k~<nm6=d1H(:121265407
005010:0000 Failed to open disc