I am calling suspend function to retive data from server and

Question

I am calling suspend function to retive data from server and then insert that data inside room db But I am getting this wierd error ``` 2020 01 30 20 25 18 750 21058 21058 com amar modularnewsapp E AndroidRuntime FATAL EXCEPTION main Process com amar modularnewsapp PID 21058 java lang NullPointerException Attempt to invoke virtual method int java lang Number intValue on a null object reference at com amar modularnewsapp repository ArticleRepo$$loadMoreData$Continuation invokeSuspend Unknown Source 14 at kotlin coroutines jvm internal BaseContinuationImpl resumeWith ContinuationImpl kt 33 at kotlinx coroutines ResumeModeKt resumeUninterceptedMode ResumeMode kt 46 at kotlinx coroutines internal ScopeCoroutine afterCompletionInternal Scopes kt 32 at kotlinx coroutines JobSupport completeStateFinalization JobSupport kt 310 at kotlinx coroutines JobSupport tryFinalizeSimpleState JobSupport kt 276 at kotlinx coroutines JobSupport tryMakeCompleting JobSupport kt 807 at kotlinx coroutines JobSupport makeCompletingOnce$kotlinx coroutines core JobSupport kt 787 at kotlinx coroutines AbstractCoroutine resumeWith AbstractCoroutine kt 111 at kotlin coroutines jvm internal BaseContinuationImpl resumeWith ContinuationImpl kt 46 at kotlinx coroutines DispatchedTask run Dispatched kt 241 at android os Handler handleCallback Handler java 883 at android os Handler dispatchMessage Handler java 100 at android os Looper loop Looper java 214 at android app ActivityThread main ActivityThread java 7356 at java lang reflect Method invoke Native Method at com android internal os RuntimeInit$MethodAndArgsCaller run RuntimeInit java 492 at com android internal os ZygoteInit main ZygoteInit java 930 ```

amar_1995 · Answer

Any idea why I am getting this error

amar_1995 · Answer

I tried to run suspend function in both IO and Main thread But yet facing this issue

amar_1995 · Answer

I am getting this error by running this code ```withContext <http Dispatchers IO|Dispatchers IO> internationalArticle = articleService getTopHeadLine token options ```

amar_1995 · Answer

But now when I change my code to below piece of code resolves the issue ```runBlocking launch <http Dispatchers IO|Dispatchers IO> internationalArticle = articleService getTopHeadLine token options println Server data + internationalArticle ```

amar_1995 · Answer

Any one know why

Yang · Answer

Don t think coroutines is fully supported by the new IR compiler yet