'Session wasn't created nor shared"

I get the same error. I have a trace:

RUST_BACKTRACE=1 iamb                                                    
Logging in for @ddanielgal:beeper.com...
thread 'main' panicked at /home/den/.cargo/registry/src/index.crates.io-6f17d22bba15001f/matrix-sdk-crypto-0.6.0/src/session_manager/group_sessions.rs:162:50:
Session wasn't created nor shared
stack backtrace:
   0: rust_begin_unwind
             at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
   1: core::panicking::panic_fmt
             at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
   2: core::panicking::panic_display
             at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:196:5
   3: core::panicking::panic_str
             at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:171:5
   4: core::option::expect_failed
             at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/option.rs:1980:5
   5: matrix_sdk::room::joined::Joined::send_raw::{{closure}}.9603
   6: matrix_sdk::room::joined::Joined::send::{{closure}}.9582
   7: iamb::Application::iamb_run::{{closure}}.9563
   8: iamb::run::{{closure}}.8967
   9: tokio::runtime::runtime::Runtime::block_on
  10: iamb::main
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

Verbose trace here

``` RUST_BACKTRACE=full iamb Logging in for @ddanielgal:beeper.com... thread 'main' panicked at /home/den/.cargo/registry/src/index.crates.io-6f17d22bba15001f/matrix-sdk-crypto-0.6.0/src/session_manager/group_sessions.rs:162:50: Session wasn't created nor shared stack backtrace: 0: 0x564097b11869 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5 1: 0x564097b11869 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 2: 0x564097b11869 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5 3: 0x564097b11869 - ::fmt::hbb235daedd7c6190 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22 4: 0x5640968f5d60 - core::fmt::rt::Argument::fmt::h76c38a80d925a410 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9 5: 0x5640968f5d60 - core::fmt::write::h3ed6aeaa977c8e45 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17 6: 0x564097adb1a2 - std::io::Write::write_fmt::h78b18af5775fedb5 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15 7: 0x564097b13d3e - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5 8: 0x564097b13d3e - std::sys_common::backtrace::print::h85035a511aafe7a8 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9 9: 0x564097b134e0 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:272:22 10: 0x564097b13052 - std::panicking::default_hook::hf5fcb0f213fe709a at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9 11: 0x564096a74d4c - iamb::run::{{closure}}::{{closure}}::h6513e21aa591c019 12: 0x564097b14377 - as core::ops::function::Fn>::call::hbc5ccf4eb663e1e5 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9 13: 0x564097b14377 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13 14: 0x564097b14090 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13 15: 0x564097b13fe6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18 16: 0x564097b13fdf - rust_begin_unwind at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5 17: 0x5640965fcd94 - core::panicking::panic_fmt::h784f20a50eaab275 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14 18: 0x5640965fd372 - core::panicking::panic_display::h251010ce5e0560d5 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:196:5 19: 0x5640965fd372 - core::panicking::panic_str::h6f89534c81f0edc4 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:171:5 20: 0x5640965fd372 - core::option::expect_failed::hc85eb6037a3050f7 at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/option.rs:1980:5 21: 0x564096c2c088 - matrix_sdk::room::joined::Joined::send_raw::{{closure}}::hcea79f39493e3818.9603 22: 0x564096c1d5b0 - matrix_sdk::room::joined::Joined::send::{{closure}}::h0958604a34001bb8.9582 23: 0x564096c01167 - iamb::Application::iamb_run::{{closure}}::h6bc5e9050e634dda.9563 24: 0x564096bf0862 - iamb::run::{{closure}}::hb18c089899632df0.8967 25: 0x564096f63776 - tokio::runtime::runtime::Runtime::block_on::hc419eb0326b24c22 26: 0x5640974415b1 - iamb::main::h6617250a6f358415 27: 0x564096750113 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb884eca64468b97d 28: 0x564097436904 - main 29: 0x7f8a23fbd14a - __libc_start_call_main 30: 0x7f8a23fbd20b - __libc_start_main_impl 31: 0x564096664cc5 - _start 32: 0x0 - ```

I am using a Beeper account. The room in question is a bridged Facebook Messenger group chat. Beeper is using the https://github.com/mautrix/facebook bridge.

ulyssa / iamb

'Session wasn't created nor shared" #161