I am using Visual Studio 8.5 and Xcode 11.3.1 SDK 13.1 to develop for Iphone and Ipad. The app runs fine on my Iphone 8 but is rejceted in AppStore connect review running the app on an IPad. Any clue to whatcould be wrong. Here is part of the bug report:
{"app_name":"Pentominoes","timestamp":"2020-04-05 03:32:58.00 -0700","app_version":"3.0","slice_uuid":"9701cc8f-138d-3cad-b002-5564f925376d","adam_id":1413238271,"build_version":"1.0","bundleID":"jh.applications.pentominoes","share_with_app_devs":0,"is_first_party":0,"bug_type":"109","os_version":"iPhone OS 13.4 (17E255)","incident_id":"452A7F10-38D2-4ABB-BA8C-C23A83BE498E","name":"Pentominoes"}
Incident Identifier: 452A7F10-38D2-4ABB-BA8C-C23A83BE498E
CrashReporter Key: fbf7ef5dc3ef75c2ee224aa956e488edbdec819f
Hardware Model: xxx
Process: Pentominoes [736]
Path: /private/var/containers/Bundle/Application/2FB727AD-CA0E-48C1-A214-0E3959FBAF3B/Pentominoes.app/Pentominoes
Identifier: jh.applications.pentominoes
Version: 1.0 (3.0)
AppStoreTools: 11E146
Code Type: ARM-64 (Native)
Role: Foreground
Parent Process: launchd [1]
Coalition: jh.applications.pentominoes [695]
Date/Time: 2020-04-05 03:32:58.7494 -0700
Launch Time: 2020-04-05 03:32:40.2158 -0700
OS Version: iPhone OS 13.4 (17E255)
Release Type: User
Baseband Version: n/a
Report Version: 104
Exception Type: EXC_CRASH (SIGILL)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY
Termination Signal: Illegal instruction: 4
Termination Reason: Namespace SIGNAL, Code 0x4
Terminating Process: Pentominoes [736]
Triggered by Thread: 0
Thread 0 name: tid_407 Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 libsystem_kernel.dylib 0x00000001bf78f198 0x1bf78b000 + 16792
1 libsystem_kernel.dylib 0x00000001bf78e60c 0x1bf78b000 + 13836
2 CoreFoundation 0x00000001bf9393b4 0x1bf891000 + 689076
3 CoreFoundation 0x00000001bf9343e8 0x1bf891000 + 668648
4 CoreFoundation 0x00000001bf933c34 0x1bf891000 + 666676
5 GraphicsServices 0x00000001c9a7d38c 0x1c9a7a000 + 13196
6 UIKitCore 0x00000001c3a6622c 0x1c303a000 + 10666540
7 Pentominoes 0x0000000102fe6a2c 0x102e0c000 + 1944108
8 Pentominoes 0x0000000102fd1f30 0x102e0c000 + 1859376
9 Pentominoes 0x0000000102fd1eb4 0x102e0c000 + 1859252
10 Pentominoes 0x0000000102e1b714 0x102e0c000 + 63252
11 Pentominoes 0x0000000102f6d570 0x102e0c000 + 1447280
12 Pentominoes 0x0000000103019a2c 0x102e0c000 + 2153004
13 Pentominoes 0x00000001030acdc4 0x102e0c000 + 2756036
14 Pentominoes 0x00000001030b1f84 0x102e0c000 + 2776964
15 Pentominoes 0x0000000102ffe800 0x102e0c000 + 2041856
16 Pentominoes 0x0000000103148718 0x102e0c000 + 3393304
17 Pentominoes 0x0000000102e12bf8 0x102e0c000 + 27640
18 libdyld.dylib 0x00000001bf7bb800 0x1bf7ba000 + 6144