to reproduce, make a C program with

int main(int argc, char** argv)
{
     return 0;
}

break on the return line start debugging it.
Add text(argv[0]) to the watch expression list and expand it.
Then stop debugging.

The crash also happens when the expression inside text() becomes invalid.

output from crash dialog:

[Window Title]
Fatal Exception

[Content]
A fatal exception (code 0xc0000005) occurred. The process is terminating.

Press Ctrl+C to copy this text to clipboard, then create a new issue at
https://github.com/EpicGamesExt/raddebugger/issues

Call stack:

1. [0x7ff6f5aa635e] arena_pos +14, base_arena.c line 195
2. [0x7ff6f5aa64c8] arena_pop +24, base_arena.c line 239
3. [0x7ff6f5bfd850] ctrl_memory_artifact_create +1552, ctrl_core.c line 6067
4. [0x7ff6f5ac6525] ac_async_tick +4613, artifact_cache.c line 464
5. [0x7ff6f5ab58f7] async_thread_entry_point +343, base_entry_point.c line 206
6. [0x7ff6f5ab572b] supplement_thread_base_entry_point +43, base_entry_point.c line 152
7. [0x7ff6f5ac122e] os_w32_thread_entry_point +62, os_core_win32.c line 150
8. [0x7ffebfb5259d] KERNEL32
9. [0x7ffebfe6af78] ntdll

Version: 0.9.22 [979a4568]

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