App crashes when changing orientation while viewing reports

[diogocp]

Steps to reproduce the behaviour

1. Open one of the reports (pie chart, line chart, bar chart or sheet).
2. Turn the phone to change the screen orientation.

Expected behaviour

Report shows in the new screen orientation.

Actual behaviour

App crashes.

Software specifications

• GnuCash Android version: 2.1.3
• System Android version: Android 6.0.1, CyanogenMod 13.0
• Device type: Nexus 4

[rivaldi8]

Confirmed.