#### Expected behavior
expected when i open the `.ics` file i will get all details of the file seems the prompt shows it can be done with the diary app

#### Actual behavior
after clicking on the file, the diary app crashes in the process of opening the file.

#### How to reproduce
- download a `,ics` in your file manager
- download diary app
- locate the file in your file manager
- tap to open it and select using diary app
Crash occurs

* Mobile: Infinix note 4 
* Operating system: android 7.0
* version: 1.27

#### Recording Of The Bug
https://www.youtube.com/watch?v=3i4MYL5FwAk

#### Logcat
`04-22 21:57:01.114 12062 12062 E AndroidRuntime: FATAL EXCEPTION: main
04-22 21:57:01.114 12062 12062 E AndroidRuntime: Process: org.billthefarmer.diary, PID: 12062
04-22 21:57:01.114 12062 12062 E AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{org.billthefarmer.diary/org.billthefarmer.diary.Editor}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.net.Uri.getScheme()' on a null object reference
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2724)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2789)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.ActivityThread.-wrap12(ActivityThread.java)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.os.Handler.dispatchMessage(Handler.java:110)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.os.Looper.loop(Looper.java:203)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.ActivityThread.main(ActivityThread.java:6251)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at java.lang.reflect.Method.invoke(Native Method)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1073)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:934)
04-22 21:57:01.114 12062 12062 E AndroidRuntime: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.net.Uri.getScheme()' on a null object reference
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at org.billthefarmer.diary.Editor.onCreate(Editor.java:81)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.Activity.performCreate(Activity.java:6687)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2677)
04-22 21:57:01.114 12062 12062 E AndroidRuntime:     ... 9 more
04-22 21:57:26.652 12763 12763 E AndroidRuntime: FATAL EXCEPTION: main
04-22 21:57:26.652 12763 12763 E AndroidRuntime: Process: org.billthefarmer.diary, PID: 12763
04-22 21:57:26.652 12763 12763 E AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{org.billthefarmer.diary/org.billthefarmer.diary.Editor}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.net.Uri.getScheme()' on a null object reference
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2724)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2789)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.ActivityThread.-wrap12(ActivityThread.java)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.os.Handler.dispatchMessage(Handler.java:110)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.os.Looper.loop(Looper.java:203)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.ActivityThread.main(ActivityThread.java:6251)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at java.lang.reflect.Method.invoke(Native Method)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1073)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:934)
04-22 21:57:26.652 12763 12763 E AndroidRuntime: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.net.Uri.getScheme()' on a null object reference
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at org.billthefarmer.diary.Editor.onCreate(Editor.java:81)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.Activity.performCreate(Activity.java:6687)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2677)
04-22 21:57:26.652 12763 12763 E AndroidRuntime:     ... 9 more
04-22 21:57:34.720 12790 12790 E AndroidRuntime: FATAL EXCEPTION: main
04-22 21:57:34.720 12790 12790 E AndroidRuntime: Process: org.billthefarmer.diary, PID: 12790
04-22 21:57:34.720 12790 12790 E AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{org.billthefarmer.diary/org.billthefarmer.diary.Editor}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.net.Uri.getScheme()' on a null object reference
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2724)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2789)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.ActivityThread.-wrap12(ActivityThread.java)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.os.Handler.dispatchMessage(Handler.java:110)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.os.Looper.loop(Looper.java:203)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.ActivityThread.main(ActivityThread.java:6251)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at java.lang.reflect.Method.invoke(Native Method)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1073)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:934)
04-22 21:57:34.720 12790 12790 E AndroidRuntime: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.net.Uri.getScheme()' on a null object reference
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at org.billthefarmer.diary.Editor.onCreate(Editor.java:81)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.Activity.performCreate(Activity.java:6687)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2677)
04-22 21:57:34.720 12790 12790 E AndroidRuntime:     ..`

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