Hi Everyone I have one old Android project written in Java a

Question

Hi Everyone I have one old Android project written in Java and recently created a library using Kotlin and all latest features When I imported it in Java Android project I am stuck with this error java lang RuntimeException Unable to start activity ComponentInfo MainActivity android view InflateException Binary XML file line 29 Error inflating class com google android material navigation NavigationView Can t I use Kotlin library in Java project

fatih · Answer

You can use Kotlin in Java project The error should be related with something else You better check xml Did you add material components in your gradle

Deepti M · Answer

yes I did

Deepti M · Answer

The library is running fine with other Kotlin project but fails with my Android project

Deepti M · Answer

here is the complete crash log

Deepti M · Answer

05 23 22 51 54 884 22728 22728 E AndroidRuntime FATAL EXCEPTION main Process com alivewallpaper free PID 22728 java lang RuntimeException Unable to start activity ComponentInfo MainActivity android view InflateException Binary XML file line 29 Error inflating class com google android material navigation NavigationView at android app ActivityThread performLaunchActivity ActivityThread java 2379 at android app ActivityThread handleLaunchActivity ActivityThread java 2442 at android app ActivityThread access$800 ActivityThread java 156 at android app ActivityThread$H handleMessage ActivityThread java 1351 at android os Handler dispatchMessage Handler java 102 at android os Looper loop Looper java 211 at android app ActivityThread main ActivityThread java 5389 at java lang reflect Method invoke Native Method at java lang reflect Method invoke Method java 372 at com android internal os ZygoteInit$MethodAndArgsCaller run ZygoteInit java 1020 at com android internal os ZygoteInit main ZygoteInit java 815 Caused by android view InflateException Binary XML file line 29 Error inflating class com google android material navigation NavigationView at android view LayoutInflater createView LayoutInflater java 633 at android view LayoutInflater createViewFromTag LayoutInflater java 743 at android view LayoutInflater rInflate LayoutInflater java 806 at android view LayoutInflater inflate LayoutInflater java 504 at android view LayoutInflater inflate LayoutInflater java 414 at android view LayoutInflater inflate LayoutInflater java 365 at androidx appcompat app AppCompatDelegateImpl setContentView AppCompatDelegateImpl java 555 at androidx appcompat app AppCompatActivity setContentView AppCompatActivity java 161 at com alivewallpaper replicantlib MainActivity onCreate MainActivity kt 89 at android app Activity performCreate Activity java 5990 at android app Instrumentation callActivityOnCreate Instrumentation java 1106 at android app ActivityThread performLaunchActivity ActivityThread java 2332 at android app ActivityThread handleLaunchActivity ActivityThread java 2442 at android app ActivityThread access$800 ActivityThread java 156 at android app ActivityThread$H handleMessage ActivityThread java 1351 at android os Handler dispatchMessage Handler java 102 at android os Looper loop Looper java 211 at android app ActivityThread main ActivityThread java 5389 at java lang reflect Method invoke Native Method at java lang reflect Method invoke Method java 372 at com android internal os ZygoteInit$MethodAndArgsCaller run ZygoteInit java 1020 at com android internal os ZygoteInit main ZygoteInit java 815 Caused by java lang reflect InvocationTargetException at java lang reflect Constructor newInstance Native Method at java lang reflect Constructor newInstance Constructor java 288 at android view LayoutInflater createView LayoutInflater java 607 at android view LayoutInflater createViewFromTag LayoutInflater java 743 at android view LayoutInflater rInflate LayoutInflater java 806 at android view LayoutInflater inflate LayoutInflater java 504 at android view LayoutInflater inflate LayoutInflater java 414 at android view LayoutInflater inflate LayoutInflater java 365 at androidx appcompat app AppCompatDelegateImpl setContentView AppCompatDelegateImpl java 555 at androidx appcompat app AppCompatActivity setContentView AppCompatActivity java 161 at com alivewallpaper replicantlib MainActivity onCreate MainActivity kt 89 at android app Activity performCreate Activity java 5990 at android app Instrumentation callActivityOnCreate Instrumentation java 1106 at android app ActivityThread performLaunchActivity ActivityThread java 2332 at android app ActivityThread handleLaunchActivity ActivityThread java 2442 at android app ActivityThread access$800 ActivityThread java 156 at android app ActivityThread$H handleMessage ActivityThread java 1351 at android os Handler dispatchMessage Handler java 102 at android os Looper loop Looper java 211 at android app ActivityThread main ActivityThread java 5389 at java lang reflect Method invoke Native Method at java lang reflect Method invoke Method java 372 at com android internal os ZygoteInit$MethodAndArgsCaller run ZygoteInit java 1020 at com android internal os ZygoteInit main ZygoteInit java 815 Caused by android content res Resources$NotFoundException Resource ID 0x0 at android content res Resources getValue Resources java 1307 at androidx appcompat content res AppCompatResources isColorInt AppCompatResources java 165 at androidx appcompat content res AppCompatResources inflateColorStateList AppCompatResources java 112 at androidx appcompat content res AppCompatResources getColorStateList AppCompatResources java 78 at com google android material navigation NavigationView createDefaultColorStateList NavigationView java 640 at com google android material navigation NavigationView lt init gt NavigationView java 186 at com google android material navigation NavigationView lt init gt NavigationView java 119

fatih · Answer

It says resource not found I think it is for the color resource What is your NavigationView in xml

Deepti M · Answer

```com google android material navigation NavigationView```

fatih · Answer

What are the attributes like `color background ` etc

Deepti M · Answer

I have not set anything specific Here is the complete view ``` lt com google android material navigation NavigationView android id= +id nav view android layout width= wrap content android layout height= match parent android layout gravity= start android fitsSystemWindows= true app menu= menu menu nav drawer gt ```

Deepti M · Answer

Thanks < fatih> Your hint related to color resource helped me to resolve the issue slightly smiling face

fatih · Answer

Np smile happy to help