jar - Android Support 0 devices SignalR -

i having issue submitting app google play store because every time upload apk "android supported devices : 0"

i have no idea how fix this. when remove references signalr , remove jar files, 8k devices supported.

here information project

edit here manifest

<?xml version="1.0" encoding="utf-8"?> 

<uses-sdk     android:minsdkversion="15"     android:targetsdkversion="21" />  <!-- <uses-permission android:name="android.permission.internet" /> <uses-permission android:name="android.permission.access_network_state" /> <uses-permission android:name="com.google.android.providers.gsf.permission.read_gservices" /> <uses-permission android:name="android.permission.access_network_state" /> <uses-permission android:name="android.permission.internet" /> <uses-permission android:name="android.permission.access_coarse_location" /> <uses-permission android:name="android.permission.access_fine_location" />  <android:uses-permission android:name="android.permission.read_phone_state" />  <android:uses-permission     android:name="android.permission.read_external_storage"     android:maxsdkversion="18" /> !--> <application     android:allowbackup="true"     android:icon="@drawable/ic_launcher"     android:label="@string/app_name"     android:theme="@style/studytreetheme" >     <activity android:name="com.braintreepayments.api.threedsecure.threedsecurewebviewactivity" />      <service         android:name="com.paypal.android.sdk.payments.paypalservice"         android:exported="false" />      <!-- required use drop-in -->     <activity android:name="com.braintreepayments.api.dropin.braintreepaymentactivity" />      <!-- required use paypal -->     <activity android:name="com.paypal.android.sdk.payments.paypalprofilesharingactivity" />     <activity android:name="com.paypal.android.sdk.payments.profilesharingconsentactivity" />     <activity android:name="com.paypal.android.sdk.payments.futurepaymentinfoactivity" />     <activity android:name="com.paypal.android.sdk.payments.loginactivity" />     <activity         android:name="com.paypal.android.sdk.payments.paypaltouchactivity"         android:theme="@android:style/theme.translucent.notitlebar" />     <activity         android:name=".activities.mainactivity"         android:label="@string/app_name" >         <intent-filter>             <action android:name="android.intent.action.main" />              <category android:name="android.intent.category.launcher" />         </intent-filter>     </activity>     <activity         android:name=".activities.signupactivity"         android:label="@string/title_activity_sign_up" >     </activity>     <activity         android:name=".activities.profileactivity"         android:label="@string/title_activity_profile" >     </activity>     <activity         android:name=".activities.baseactivity"         android:label="@string/title_activity_base" >     </activity>     <activity         android:name=".activities.courselistactivity"         android:label="@string/title_activity_course_list" >     </activity>     <activity         android:name=".activities.tutorlocalsessionactivity"         android:label="@string/title_activity_tutor_profile"         android:uioptions="splitactionbarwhennarrow" >         <meta-data             android:name="android.support.ui_options"             android:value="splitactionbarwhennarrow" />     </activity>     <activity         android:name=".activities.studentprofileactivity"         android:label="@string/title_activity_student_profile"         android:uioptions="splitactionbarwhennarrow" >         <meta-data             android:name="android.support.ui_options"             android:value="splitactionbarwhennarrow" />     </activity>     <activity         android:name=".activities.studysessioninformationactivity"         android:label="@string/title_activity_study_session" >     </activity>     <activity         android:name=".activities.dummy.detailtutorstudysession"         android:label="@string/title_activity_detail_tutor_study_session" >     </activity>     <activity         android:name=".activities.detailtutorstudysessionactivity"         android:label="@string/title_activity_detail_tutor_study_session" >     </activity>     <activity         android:name=".activities.createstudysessionactivity"         android:label="@string/title_create_study_session" >     </activity>     <activity         android:name=".activities.tutorstudysessionactivity"         android:label="@string/title_activity_tutor_study_session"         android:uioptions="splitactionbarwhennarrow" >     </activity>     <activity         android:name=".activities.sessiontimeractivity"         android:label="@string/title_activity_session_timer" >     </activity>     <activity         android:name=".activities.settingsactivity"         android:label="@string/title_activity_settings" >     </activity>     <activity         android:name=".findtutoractivity"         android:label="@string/title_activity_find_tutor" >     </activity>     <activity         android:name=".activities.findtutoractivity"         android:label="@string/title_activity_find_tutor" >     </activity>     <activity         android:name=".findtutorsactivity"         android:label="@string/title_activity_find_tutors" >     </activity>     <activity         android:name=".activities.studentratingactivity"         android:label="@string/title_activity_student_rating" >     </activity>     <activity         android:name=".activities.studentcreditcardactivity"         android:label="@string/title_activity_student_credit_card"         android:uioptions="splitactionbarwhennarrow" >     </activity>     <activity         android:name=".activities.tutorpersonalinformationactivity"         android:label="@string/title_activity_tutor_personal_information" >         <meta-data             android:name="android.support.ui_options"             android:value="splitactionbarwhennarrow" />     </activity>     <activity         android:name=".activities.studentcreditcarddisplayactivity"         android:label="@string/title_activity_student_credit_card_display" >     </activity>     <activity         android:name=".activities.chatactivitypackage.chatroomactivity"         android:label="@string/title_activity_chat_room" >     </activity>     <activity         android:name=".activities.chatactivitypackage.studenttotutorchatactivity"         android:label="@string/title_activity_student_to_tutor_chat" >     </activity>     <activity         android:name=".activities.tutorprofileactivity"         android:label="@string/title_activity_tutor_profile" >     </activity>     <activity         android:name=".activities.tutorfeeactivity"         android:label="@string/title_activity_tutor_fee" >      </activity>      <activity          android:name=".activities.chatactivitypackage.tutortostudentchatactivity"         android:label="@string/title_activity_tutor_to_student_chat" >     </activity>     <activity         android:name=".activities.tutoraddremovecourseactivity"         android:label="@string/title_activity_tutor_add_remove_course" >     </activity>     <activity         android:name=".activities.sharewalling"         android:label="@string/title_activity_share_walling" >     </activity>  </application>  </manifest> 

i modified jar files causing issue. use copy if having issues android supporting 0 devices.

https://github.com/eak65/fixedsignalrjar