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I made a change to an xib file, saved and closed it. Now I receive the below error each time I try to open ANY xib file in the project:
I can no longer edit xib files. I receive the following error when attempting to open any xib:
Error updating Objective-C type information. An element with the same key already exists in the dictionary.
System.ArgumentException: An element with the same key already exists in the dictionary.
at System.Collections.Generic.Dictionary`2[System.String,MonoDevelop.MacDev.ObjCIntegration.NSObjectTypeInfo].Add (System.String key, MonoDevelop.MacDev.ObjCIntegration.NSObjectTypeInfo value) [0x00171] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System.Collections.Generic/Dictionary.cs:437
at MonoDevelop.MacDev.ObjCIntegration.NSObjectProjectInfo.Update () [0x00099] in /private/tmp/source/monodevelop/main/src/addins/MonoDevelop.MacDev/ObjCIntegration/NSObjectProjectInfo.cs:84
at MonoDevelop.MacDev.ObjCIntegration.NSObjectProjectInfo.Update (Boolean force) [0x0000c] in /private/tmp/source/monodevelop/main/src/addins/MonoDevelop.MacDev/ObjCIntegration/NSObjectProjectInfo.cs:66
at MonoDevelop.MacDev.XcodeSyncing.XcodeProjectTracker.UpdateTypes (IProgressMonitor monitor, Boolean force) [0x00034] in /private/tmp/source/monodevelop/main/src/addins/MonoDevelop.MacDev/XcodeSyncing/XcodeProjectTracker.cs:307
*** This bug has been marked as a duplicate of bug 1401 ***