help needed

[annsie]

I have always run my money on pc but it has died and i want to run from my mac.  I have downloaded the software and when i go to open my database it asks me mmdx upgrade have mmdx support provided you with a debug patch file?  how do i get one and what is it.  03:17:41: can't create file '/Volumes/TOSHIBA EXT/15 Tax Period/2015 money manager amjandajl.mmb_upgrade_v0_2017-01-29.mmb' (error 30: Read-only file system)03:17:41: Impossible to set permissions for the file '/Volumes/TOSHIBA EXT/15 Tax Period/2015 money manager amjandajl.mmb_upgrade_v0_2017-01-29.mmb' (error 2: No such file or directory)anyone able to help - ps rubbish on computers in general so please if you can step by step

[guangong]

seems it is permission issue.