Program: 91055
Project: 91055
Buggy source:
@Override public void onCreate(Bundle savedInstanceState){
  this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
  super.onCreate(savedInstanceState);
  setContentView(R.layout.add_advanced_account_activity);
  ButterKnife.bind(this);
  final Activity activity=AddAdvancedAccountActivity.this;
  _mbwManager=MbwManager.getInstance(this);
  _network=_mbwManager.getNetwork();
  findViewById(R.id.btScan).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View v){
      ScanActivity.callMe(activity,SCAN_RESULT_CODE,StringHandleConfig.returnKeyOrAddressOrHdNode());
    }
  }
);
  findViewById(R.id.btGenerateNewSingleKey).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Intent intent=new Intent(activity,CreateKeyActivity.class);
      startActivityForResult(intent,CREATE_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btTrezor).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      TrezorAccountImportActivity.callMe(activity,TREZOR_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btBuyTrezor).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Utils.openWebsite(activity,BUY_TREZOR_LINK);
    }
  }
);
  findViewById(R.id.btKeepKey).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      KeepKeyAccountImportActivity.callMe(activity,KEEPKEY_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btBuyKeepKey).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Utils.openWebsite(activity,BUY_KEEPKEY_LINK);
    }
  }
);
  findViewById(R.id.btLedger).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      LedgerAccountImportActivity.callMe(activity,LEDGER_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btBuyLedger).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Utils.openWebsite(activity,BUY_LEDGER_LINK);
    }
  }
);
}

Fixed version (ground truth):
@Override public void onCreate(Bundle savedInstanceState){
  this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
  super.onCreate(savedInstanceState);
  setContentView(R.layout.add_advanced_account_activity);
  ButterKnife.bind(this);
  final Activity activity=AddAdvancedAccountActivity.this;
  _mbwManager=MbwManager.getInstance(this);
  _network=_mbwManager.getNetwork();
  findViewById(R.id.btScan).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View v){
      ScanActivity.callMe(activity,SCAN_RESULT_CODE,StringHandleConfig.returnKeyOrAddressOrHdNode());
    }
  }
);
  findViewById(R.id.btGenerateNewSingleKey).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Intent intent=new Intent(activity,CreateKeyActivity.class);
      startActivityForResult(intent,CREATE_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btTrezor).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      TrezorAccountImportActivity.callMe(activity,TREZOR_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btBuyTrezor).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Utils.openWebsite(activity,BUY_TREZOR_LINK);
    }
  }
);
  findViewById(R.id.btKeepKey).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      KeepKeyAccountImportActivity.callMe(activity,KEEPKEY_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btBuyKeepKey).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Utils.openWebsite(activity,BUY_KEEPKEY_LINK);
    }
  }
);
  findViewById(R.id.btLedger).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      LedgerAccountImportActivity.callMe(activity,LEDGER_RESULT_CODE);
    }
  }
);
  findViewById(R.id.btBuyLedger).setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View view){
      Utils.openWebsite(activity,BUY_LEDGER_LINK);
    }
  }
);
  btGenerateNewBchSingleKey.setVisibility(BCHHelper.isModulePaired(getApplicationContext()) ? View.VISIBLE : View.GONE);
}