异常日志：

java.lang.IllegalStateException

isWXAppInstalled fail, WXMsgImpl has been detached

com.tencent.mm.opensdk.openapi.BaseWXApiImplV10.isWXAppInstalled(Unknown Source)

.platform.weixin.WXManager.judegeWX(WXManager.java:251)

.platform.weixin.WXManager.onLoginWithWX(WXManager.java:48)

.activity.LoginAndRegisterActivity.btnWeiXinLogin(LoginAndRegisterActivity.java:254)

.activity.LoginAndRegisterActivity$$ViewBinder$5.doClick(LoginAndRegisterActivity$$ViewBinder.java:64)

butterknife.internal.DebouncingOnClickListener.onClick(DebouncingOnClickListener.java:22)

android.view.View.performClick(View.java:5231)

android.view.View$PerformClick.run(View.java:21240)

android.os.Handler.handleCallback(Handler.java:739)

android.os.Handler.dispatchMessage(Handler.java:95)

android.os.Looper.loop(Looper.java:179)

android.app.ActivityThread.main(ActivityThread.java:5769)

java.lang.reflect.Method.invoke(Native Method)

com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)

com.android.internal.os.ZygoteInit.main(ZygoteInit.java:674)

涉及机型：

SDK版本：

com.tencent.mm.opensdk:wechat-sdk-android-with-mta:5.3.1

关键代码：

/**
 * 检测判断合法性
 */
private void judegeWX(){
    if (mAPI == null){
        if (mListener != null){
            mListener.onError("createWXAPI error!");
        }
        return;
    }
    if (!mAPI.isWXAppInstalled()){
        if (mListener != null){
            mListener.onError("WeChat is not install!");
        }
        return;
    }
}

客户微信版本不清楚