Error in iOS 10 : Unable to copy asset information from https://mesu.apple.com/assets/ for asset type

Setting OS_ACTIVITY_MODE = disable doesn’t resolve the issue but only turn off the logs To fix the issue: 1- In storyboard select the TextView 2- From Xcode attributes inspector set: Correction = No Spell Checking = No 3- Fixed The problem appears to happen because of failure to download assets for spell checking from: http://mesu.apple.com/assets/com_apple_MobileAsset_TextInput_SpellChecker/com_apple_MobileAsset_TextInput_SpellChecker.xml … Read more

Xcode 9 Bug: Cannot find cdtool

An Apple engineer reached out about this… Those of you with cdtool errors in Xcode 8, I suspect you installed the iOS 10.3 Simulator runtime from Xcode 9. It was discovered this week that this causes a problem with cdtool in Xcode 8.3. You can work around that by moving iOS 10.3.simruntime aside and restarting … Read more

Model is running iOS 10.2 (14C92), which may not be supported by this version of Xcode

If somebody facing similar issue with Xcode 9.1 Open directory: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport Create new folder “11.2 (15C107)” (or “10.3 (14E269)” for older versions, depends on what exactly are you missing) Paste files from provided google drive folder 11.2 (15C107) (or 10.3 (14E269) if you need older files) Restart Xcode For other iOS versions you may check … Read more

Xcode 8.0 Swift 3.0 slow indexing and building

Go to project settings, then Editor > Add Build Setting > Add User-Defined Setting, and add the following: SWIFT_WHOLE_MODULE_OPTIMIZATION = YES Adding this flag dropped our clean-build compile times from 7 mins to 65s for a 40KLOC swift project, miraculously. Also can confirm 2 friends have seen similar improvements on enterprise projects. I can only … Read more

xcode 8 push notification capabilities and entitlements file setting

I was struggling with that today in Xcode 8 GM. After disabling the setting, deleting my developer portal provisioning profile and regenerating it and enabling the setting again, I was able to eliminate the warning in Xcode. Keep in mind that I didn’t fiddle with the entitlements file. I left it at development environment and … Read more