I've created a DMG from Composer and tested this as an upgrade from 15.12.3 to 15.13.1 but getting the following errors (see below). This problem also surfaces if the Office Suite is installed using the unaltered PKG directly from Office 365.
Microsoft Error Reporting log version: 2.0
Error Signature:
Exception: EXC_BAD_INSTRUCTION
Date/Time: 2015-08-13 15:51:54 +0000
Application Name: Microsoft Excel
Application Bundle ID: com.microsoft.Excel
Application Signature: XCEL
Application TimeStamp: 0x55c4b13a
Application Version: 15.13.1.150807
Crashed Module Name: MicrosoftSetupUI
Crashed Module Version: 15.13.1.150807
Crashed Module Offset: 0x0000b1a8
Blame Module Name: MicrosoftSetupUI
Blame Module Version: 15.13.1.150807
Blame Module TimeStamp: 0x55c4b12d
Blame Module Offset: 0x000000000000b1a8
StachHash: ffffd3fe
Application LCID: 1033
Extra app info: Reg=en Loc=0x0409
Crashed thread: 25
Operating System Information
Operating System: Mac OS X 10.10.4 (Build 14E46)
CPU: Intel x86, Logical CPU Count: 4, Frequency: 1400 MHz
Physical Memory: 8192 MB
Device: x86_64
Screen: 1440.000000 x 900.000000, bitsPerPixel = 24, frame = 0.000000, 0.000000, 1440.000000, 900.000000
Microsoft Application Information:
Error Reporting UUID: D19AC2FD-A94D-4999-9374-4E4F8C988878
ULS UUID: 14A20C0F-3F45-4861-A4BF-A20010B044A4
Time from launch: 0 hours, 0 minutes, 57 seconds
Total errors on this client: 5

