refactor: Improve conversation error reports

[atomrc]

Description

Before

After

Checklist

• PR has been self reviewed by the author;
• Hard-to-understand areas of the code have been commented;
• If it is a core feature, unit tests have been added;

[atomrc]

rewritting the stack was the problem here. We were adding one more element on top of the stack which prevented the browser from showing correctly the error message

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (fce6cd7) 45.42% compared to head (52d5e13) 45.42%.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev   #16556      +/-   ##
==========================================
- Coverage   45.42%   45.42%   -0.01%     
==========================================
  Files         740      740              
  Lines       24241    24239       -2     
  Branches     5506     5506              
==========================================
- Hits        11012    11010       -2     
  Misses      11822    11822              
  Partials     1407     1407