Here is a "Clearer" copy and paste of the Error Message generating the Quicktime Version Dialogue Box after Trying to open the Sims 2 Game:
7/23/17 10:48:41.114 PM The Sims 2[4101]: WARNING: The Gestalt selector gestaltSystemVersion is returning 10.9.6 instead of 10.11.6. This is not a bug in Gestalt -- it is a documented limitation. Use NSProcessInfo's operatingSystemVersion property to get correct system version number.
Call location:
7/23/17 10:48:41.114 PM The Sims 2[4101]: 0 CarbonCore 0x95558e3d ___Gestalt_SystemVersion_block_invoke + 135
7/23/17 10:48:41.114 PM The Sims 2[4101]: 1 libdispatch.dylib 0x9ea7583f _dispatch_client_callout + 50
7/23/17 10:48:41.115 PM The Sims 2[4101]: 2 libdispatch.dylib 0x9ea7571b dispatch_once_f + 78
7/23/17 10:48:41.115 PM The Sims 2[4101]: 3 libdispatch.dylib 0x9ea76fa5 dispatch_once + 31
7/23/17 10:48:41.115 PM The Sims 2[4101]: 4 CarbonCore 0x954d48e1 _Gestalt_SystemVersion + 1047
7/23/17 10:48:41.115 PM The Sims 2[4101]: 5 CarbonCore 0x954d408a Gestalt + 154
7/23/17 10:48:41.115 PM The Sims 2[4101]: 6 The Sims 2 0x00130de3 The Sims 2 + 339427
7/23/17 10:48:43.982 PM sandboxd[133]: ([532]) storeaccountd(532) deny file-write-create /Users/Name/Library/Caches/com.aspyr.sims2.appstore
7/23/17 10:48:44.082 PM sandboxd[133]: ([532]) storeaccountd(532) deny file-write-create /Users/Name/Library/Caches/com.aspyr.sims2.appstore
7/23/17 10:48:53.576 PM The Sims 2[4101]: GG3!- Launch /Applications/The Sims 2.app/Contents/MacOS/The Sims 2sub
7/23/17 10:48:55.760 PM The Sims 2sub[4101]: WARNING: The Gestalt selector gestaltSystemVersion is returning 10.9.6 instead of 10.11.6. This is not a bug in Gestalt -- it is a documented limitation. Use NSProcessInfo's operatingSystemVersion property to get correct system version number.
Call location: