Crash with score editor (constant)

Logic Pro X keeps crashing when I try do work on score editor window

Here is the crash report

Process:               Logic Pro X [484]

Path:                  /Applications/01 music/Logic Pro X.app/Contents/MacOS/Logic Pro X

Identifier:            com.apple.logic10

Version:               10.1.1 (3683.37)

Build Info:            MALogic-3683037000000000~3

Code Type:             X86-64 (Native)

Parent Process:        ??? [1]

Responsible:           Logic Pro X [484]

User ID:               501

Time Awake Since Boot: 9700 seconds

Crashed Thread: 0 Dispatch queue: com.apple.main-thread

Exception Type: EXC_BAD_ACCESS (SIGSEGV)

Exception Codes: KERN_INVALID_ADDRESS at 0x000056c000000018

Exception Note: EXC_CORPSE_NOTIFY

Termination Signal: Segmentation fault: 11

Termination Reason: Namespace SIGNAL, Code 0xb

Terminating Process: exc handler [0]

VM Regions Near 0x56c000000018:

JS JIT generated code 000037763e201000-000037763e202000 [ 4K] ---/rwx SM=NUL

-->

MALLOC_NANO 0000600000000000-0000600002600000 [ 38.0M] rw-/rwx SM=PRV

Application Specific Information:

objc_msgSend() selector name: respondsToSelector:

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread

0 libobjc. A.dylib 0x00007fff9ce6505d objc_msgSend + 29

1 com.apple.AppKit 0x00007fff85b45520 -[NSSplitView _dividerFrames] + 622

2 com.apple.AppKit 0x00007fff85e07bc3 -[NSSplitView drawRect:] + 65

3 com.apple.AppKit 0x00007fff85c30f99 -[NSView _drawRect:clip:] + 2276

4 com.apple.AppKit 0x00007fff85c80f2f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 1753

5 com.apple.AppKit 0x00007fff85c8139a -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 2884

6 com.apple.AppKit 0x00007fff85c8139a -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 2884

7 com.apple.AppKit 0x00007fff85c8139a -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 2884

8 com.apple.AppKit 0x00007fff85c8139a -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 2884

9 com.apple.AppKit 0x00007fff85c8139a -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 2884

10 com.apple.AppKit 0x00007fff85c2ead2 -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 837

11 com.apple.AppKit 0x00007fff85c2c6d8 -[NSView _displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:] + 2452

12 com.apple.AppKit 0x00007fff85c27fca -[NSView displayIfNeeded] + 1748

13 com.apple.AppKit 0x00007fff85c278db -[NSWindow displayIfNeeded] + 230

14 com.apple.logic10 0x000000010c68b8f6 0x10bfed000 + 6940918

15 com.apple.AppKit 0x00007fff85acd427 -[NSApplication run] + 1002

16 com.apple.AppKit 0x00007fff85a97e0e NSApplicationMain + 1237

17 com.apple.logic10 0x000000010c651bf5 0x10bfed000 + 6704117

18 libdyld.dylib 0x00007fff9d758235 start + 1

Please help

I recall issues with 10.1.1 pertaining to that.....

I would upgrade to 10.3.1

Thank you for your time and advice. Will update immediately