2020.06.17 16:35:14.381334 [ 78 ] {} <Error> ServerErrorHandler: Code: 99,

Question

2020.06.17 16:35:14.381334 [ 78 ] {} <Error> ServerErrorHandler: Code: 99,

e.displayText() = DB::Exception: Unknown packet 120 from client, Stack trace (when copying this message, always include the lines below>

0. 0x100ab5bc Poco::Exception::Exception(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, int) in /usr/bin/clickhouse
1. 0x8e74849 DB::Exception::Exception(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, int) in /usr/bin/clickhouse
2. 0x8f5b143 ? in /usr/bin/clickhouse
3. 0x8f58625 DB::TCPHandler::runImpl() in /usr/bin/clickhouse
4. 0x8f596bc DB::TCPHandler::run() in /usr/bin/clickhouse
5. 0xdeaba37 Poco::Net::TCPServerConnection::start() in /usr/bin/clickhouse
6. 0xdeabe9d Poco::Net::TCPServerDispatcher::run() in /usr/bin/clickhouse
7. 0x101358bf Poco::PooledThread::run() in /usr/bin/clickhouse
8. 0x10131908 Poco::ThreadImpl::runnableEntry(void*) in /usr/bin/clickhouse
9. 0x101331a9 ? in /usr/bin/clickhouse
10. 0x76db start_thread in /lib/x86_64-linux-gnu/libpthread-2.27.so
11. 0x12188f __clone in /lib/x86_64-linux-gnu/libc-2.27.so
(version 20.1.5.26 (official build))