I am curious to know your opinion about this discussion, then: <a href="http:&#x2F;&#x2F;r.789695.n4.nabble.com&#x2F;Stopping-all-code-execution-when-ANY-error-occurs-OR-error-handling-without-try-tryCatch-td4640023.html" rel="nofollow">http:&#x2F;&#x2F;r.789695.n4.nabble.com&#x2F;Stopping-all-code-execution-wh...</a><p>People using default R installations report that special commands are needed to make it stop on all errors. Are they delusional? What about the R experts who give them solutions, are they doling out placebos?