title: dyld: Library not loaded. Reason : no suitable image found
body: <p>I've looked at a bunch of answers here and none have fixed my issue. </p>
  
  <p>I have an Xcode workspace with a custom framework and an iOS app project.  The project has been working fine until this morning, now it builds but immediately crashes:</p>
  
  <pre><code>dyld: Library not loaded: @rpath/ONCKit.framework/ONCKit
    Referenced from: /private/var/mobile/Containers/Bundle/Application/4DF67A3F-6255-4276-8812-8C742A363995/atero_t.app/atero_t
    Reason: no suitable image found.  Did find:
      /private/var/mobile/Containers/Bundle/Application/4DF67A3F-6255-4276-8812-8C742A363995/atero_t.app/Frameworks/ONCKit.framework/ONCKit: mmap() error 1 at address=0x100118000, size=0x000B8000 segment=__TEXT in Segment::map() mapping /private/var/mobile/Containers/Bundle/Application/4DF67A3F-6255-4276-8812-8C742A363995/atero_t.app/Frameworks/ONCKit.framework/ONCKit
      /private/var/mobile/Containers/Bundle/Application/4DF67A3F-6255-4276-8812-8C742A363995/atero_t.app/Frameworks/ONCKit.framework/ONCKit: mmap() error 1 at address=0x100280000, size=0x000B8000 segment=__TEXT in Segment::map() mapping /private/var/mobile/Containers/Bundle/Application/4DF67A3F-6255-4276-8812-8C742A363995/atero_t.app/Frameworks/ONCKit.framework/ONCKit
  </code></pre>
  
  <p>I've been experimenting with build settings all day and I'm just totally lost.  </p>