el contratiempo - setback, mishap, problem with getting something accomplishedSpanish example: El Discovery aterrizó sin contratiempos en California.
English example: The Discovery landed without a hitch in California.
Source: el contratiempo - setback, mishap, problem with getting something accomplished (https://www.123teachme.com/spanish_feeds/word_of_the_day/2020/10/17)