If you were unable to solve problems in:
Then there may be some effects being caused by the settings of the Google Tool Bar.
Here we will show you how to change settings for Gmail in the Google Tool Bar.
What causes correct email software not to be called up
・You are using Firefox.
・You are using the Google Tool Bar, and the setting for "Send by Gmail" is on
If both of the above two conditions are being met, there are cases when you may not be able to call up your email software.
In this case you can aboid this problem by setting "Send by Gmail" turn off.
Turning "Send by Gmail" off.
1.From "Settings" of the Google Tool Bar, open up "Options".
2. Go to "General", and then take the check out of the box next to "Use Gmail for "Mail To" links" in "Web-browsing tools", and then press Save and close the window.