How to reproduce: Build a transaction with ~190 inputs, get the hex and issue `testmempoolaccept [\"{txhex}\"]` in the GUI console. It'll give back a `TX decode failed (code -22)` with a stripped txhex where the end is cut down.
{
    QModelIndex index = ui->peerWidget->indexAt(point);
    if (index.isValid())
        peersTableContextMenu->exec(QCursor::pos());
}
void RPCConsole::showBanTableContextMenu(const QPoint& point)
{
    QModelIndex index = ui->banlistWidget->indexAt(point);
    if (index.isValid())
        banTableContextMenu->exec(QCursor::pos());
}
void RPCConsole::disconnectSelectedNode()
{
    // G
    QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->peerWidget, PeerTableModel::NetNodeId);
    for(int i = 0; i < nodes.count(); i++)
    {
        // G
        NodeId id = nodes.at(i).data().toLongLong();
        // F
        if(m_node.disconnectById(id))
            clearSelectedNode();
    }
}
void RPCConsole::banSelectedNode(int bantime)