Below is the exception I am getting even though my API key for server and browser application are valid. I checked it using curl. I send GCM request in both format UTF-8 and JSON. Testing it from outside corporate network.
java.io.IOException: Server returned HTTP response code: 401 for URL: https://android.googleapis.com/gcm/send
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at sun.net.www.protocol.http.HttpURLConnection$6.run(HttpURLConnection.java:1345)
at java.security.AccessController.doPrivileged(Native Method)
at sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:1339)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:993)
at java.net.URLConnection.getContent(URLConnection.java:688)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getContent(HttpsURLConnectionImpl.java:406)
at gcm1.MessageUtil.sendMessage(MessageUtil.java:58)
May I know the reason and solution for this ?
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