To check whether you are automatically submitting bugs to the developer, there are two ways to check.
To check whether individual surveys are submitting errors, go into that survey in the survey manager, and look under advanced properties and make sure the "send to developers" is checked. (TODO is this exactly right? Check and edit).
To check if the manager webapp (the main webapp) is sending bugs, it's a bit more complicated.
To check, look for a line in Configuration.properties that says:
If you don't want to add that, you can get this bug report to yourself as a full email by adding:
(and then reboot tomcat or the webapp and try to cause the bug again, so it will send the full bug report).