Wavelab 7 won't save preferences - error message galore!

Wavelab opens 5, 6, or more instances. Usually several are listed as “not responding” in the Finder, accompanied by this error message:

An error occurred. The directory could not be created.
‘/Library/Preferences/WaveLab 7/Cache/Window Config’

[Preferences cannot be saved, accompanied by this error message:
[/i][/i]An error occurred. The directory could not be created.
‘/Library/Preferences/WaveLab 7/Presets/Audio Streaming’

When closing, I get this error message:
An error occurred. The directory could not be created.
‘/Library/Preferences/WaveLab 7/Cache/Window Config’

I have uninstalled and reinstalled.
Using 7.2.1 (build 600) 32 bit

Mac OSX 10.7.4
2.8 GHz Quad-Core Intel Xeon
24 GB 1066 MHz DDR3


Thank you for your help.

Since Wavelab can’t seem to save your preferences, have you tried restoring them to their defaults so that Wavelab can reconfigure them? https://www.steinberg.net/en/support/knowledgebase_new/show_details/kb_show/removing-the-preferences-of-the-sequencer/kb_back/2025.html?tx_p77sbknowledgebase_pi1[keyword_search]=Preferences