[UnityAppController renderingAPI] called before [UnityAppController selectRenderingApi]

After upgrade to unity 5 and my app crash on startup on iPod touch 5, but runs ok on iPhone 6. Log shows the following message:

 Jun 13 17:53:07 jacky-iPod TestProject[24012] <Warning>: *** Assertion failure in -[MyAppController renderingAPI], /Users/workspace/COD_iOS/XCodeProject/Classes/UnityAppController+Rendering.mm:110
 
 Jun 13 17:53:07 jacky-iPod TestProject[24012] <Warning>: Uncaught exception: NSInternalInconsistencyException: [UnityAppController renderingAPI] called before [UnityAppController selectRenderingApi]
 
     (
 
         0   CoreFoundation                      0x2d9d7f63 <redacted> + 154
 
         1   libobjc.A.dylib                     0x37cec6af objc_exception_throw + 38
 
         2   CoreFoundation                      0x2d9d7e25 <redacted> + 0
 
         3   Foundation                          0x2e37ffe3 <redacted> + 90
 
         4   TestProject                         0x000147e9 TestProject + 59369
 
         5   TestProject                         0x00025d7f TestProject + 130431
 
         6   TestProject                         0x00eedda5 TestProject + 15629733
 
         7   UIKit                               0x301bb2ff <redacted> + 274
 
         8   UIKit                               0x301bad4f <redacted> + 1390
 
         9   UIKit                               0x301b5353 <redacted> + 714
 
         10  UIKit                               0x3015041f <redacted> + 3130
 
         11  UIKit                               0x3014f721 <redacted> + 72
 
         12  TestProject                         0x00eec79f TestProject + 15624095
 
         13  UIKit                               0x301b4b3d <redacted> + 664
 
         14  GraphicsServices                    0x325fc70d <redacted> + 608
 
         15  GraphicsServices                    0x325fc2f7 <redacted> + 34
 
         16  CoreFoundation                      0x2d9a29df <redacted> + 34
 
         17  CoreFoundation                      0x2d9a297b <redacted> + 346
 
         18  CoreFoundation                      0x2d9a114f <redacted> + 1398
 
         19  CoreFoundation                      0x2d90bc27 CFRunLoopRunSpecific + 522
 
         20  CoreFoundation                      0x2d90ba0b CFRunLoopRunInMode + 106
 
         21  UIKit                               0x301b3dd9 <redacted> + 760
 
         22  UIKit                               0x301af049 UIApplicationMain + 1136
 
         23  TestProject                         0x0000c0fb TestProject + 24827
 
         24  libdyld.dylib                       0x381f4ab7 <redacted> + 2
 
     )
 
 Jun 13 17:53:07 jacky-iPod TestProject[24012] <Error>: *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: '[UnityAppController renderingAPI] called before [UnityAppController selectRenderingApi]'

Anybody knows what the problem is?