The app crashes while clicking on EXPORT DATA to CSV file.

Expected behavior

While clicking on EXPORT to CSV file, it must be exported.

Actual behavior

It crashes while clicking on Export to CSV file.

How to reproduce

Install app from F droid.

Press on 3 dots placed on the top right corner.

It shows some options.

Press on EXPORT DATA->CSv file.

It crashes while clicking on it.

• Browser: Tour Count
• Version:2.4.5
• Operating system:5.1.1

Recording Of The Bug