Mac Bad Master Directory Block Error :- Fix it Now
Mac operating system is available with latest and useful features which makes the desired tasks of data management, data storage, calculation etc. very easier. Also you have the option to save files and data in a specific volume, as per your need. Master directory block is an important metadata structure which are meant to store all the related information and details of available Mac volumes. You will be able to access Mac volume's data properly only when the master directory block of Mac system works efficiently. But in some cases it happens that you experience Mac bad master directory block error and thus fails to access the data save in Mac volumes.
Consider a situation in which you try to access the save files and data of Mac volumes but the accessing of the files gets terminated and strange error messages appears on the screen, as:-
"Bad master directory block"
"Master Directory Block needs minor repair"
Also the aforesaid error message appears on the screen when you try to zap PRAM of Mac system. Due to the above mentioned error messages Mac volumes becomes unmountable and thus you fails to access the save files and data. It is strictly recommended to fix Mac bad master directory block error quickly, otherwise it may results in data loss situations.
Causes and Resolution:-
Basically the above mentioned errors occurs when Master directory block gets severely corrupted. Other than this, some other factors like virus infection, faulty booting process, corrupted and damaged hard drive, stratup disk issues etc are responsible for the appearance of the aforesaid errors. But you do not bother as you an easily resolve this error message. What you have to do is, just press Command+Option+P+R four times and then bring PRAM back to factory settings.
And if unfortunately, you have lost your important files and data due to the repeated appearance of Mac bad master directory block error, then just do not panic. Professional undelete Mac data recovery software is now available which can easily retrieves lost, deleted and missing Mac files.