Parallels

Symptoms

When you are trying to start Parallels Desktop application - nothing happens, application is not responding or crashes.

Cause

This can be caused by incorrect, corrupted permissions to /usr/local/ directory in Mac OS X.
Can be as the result of upgrade to Snow Leopard or activity of third-party applications.

Resolution

1. Open Terminal (Application -> Utilities-> Terminal)

2. Copy/paste command bellow and press Return

3) You may see the output similar to the one bellow:

4) If you see other permissions, like: drwxr-xr-x (drwxr--r-x and etc), please use the following command to correct them:

Copy/paste it in Terminal and press Return.
You will be prompted to enter your administrator password.
You will not see it while typing.

After that please try to start Parallels Desktop again.