There's was a regression in version JMeter 3.2,
I started to get a new warning when running in GUI mode,
For every file defined in listeners there's a popup alert warning of "file already exists"
How can I remove this warning?
You cannot remove this warning as of 3.2 version. It's not a regression , it is meant to avoid accidentally overwriting previous results.
Please raise an enhancement feature at :
EDIT:
You created:
It was implemented and will be available for 3.3.
A new property resultcollector.action_if_file_exists was introduced:
Used to control what happens when you start a test and have listeners that could overwrite existing result files
Possible values: