There must be a bug in here, but I can't find it

“I can’t find anything that’s wrong in here, but there must be something.”

Defining the sensation

Define the problem space

What type of work typically yields this response?

What does this feeling mean?

What can we do about it?

Stick to the fundamentals:

• Generate a list of risks, and update it over time
• Charter your sessions to those risks and stay focused
• Evaluate your own testing output as an outsider (test-opsy yourself to look for holes)
• Phone a friend
• Soap Opera