Error 109 With Time Machine – Possible solution!
Error 109 With Time Machine Until we find a solution you should use Carbon Copy Cloner to safeguard your data. More details here This details solutions for the Error 109 problem that have worked for some other users. Time Machine and Time Capsule no longer working since 10.6 upgrade Search for the post by bartfat
If this was my machine I would use CCC to back it up and reinstall everything. What steps are you taking to solve this issue?