Opening and closing Instruments dialog causes tablature to change to treble staff

• Dec 9, 2018 - 11:52
Reported version
3.0
Type
Functional
Frequency
Once
Severity
S3 - Major
Reproducibility
Always
Status
active
Regression
No
Workaround
No
Project

OS: Windows 10 (10.0), Arch.: x86_64, MuseScore version (64-bit): 3.0.0.4303, revision: d7350e5

Open attached file. Open and close the Instruments dialogue. Result: The tablature staff changes to an 8vb treble staff. Vertical lines have also appeared in the same staff.

Attachment Size
tablature_change.mscz 15.38 KB