I am using the Facebook SDK found here, and am trying the sample that is provided (in the folder FacebookiOSSample).
If I simply replace th
Follow these three steps:
The finished .plist should look something like this:

Source Link:
I was also facing same issue. Then did this:
<dict>
<key>CFBundleURLSchemes</key>
<array>
<string>fb154510174913175</string>
<string>fbauth2</string> // add this line to remove the error
</array>
</dict>
and issue is fixed now.
In my case i already had LSApplicationQueriesSchemes and CFBundleURLTypes keys in my info.plist, When I again added them separately in info.plist. it didn't read the second one and doesn't recognize. So add values into the previous LSApplicationQueriesSchemes and CFBundleURLTypes keys solved my issue.
Today i solved this bug by just removing space from FacebookDisplayName.
make sure you don't have any space in FacebookDisplayName