glitch 
/ˈglɪtʃ/ noun
plural glitch·es /ˈglɪtʃ/ noun [count] informal : an unexpected and usually minor problem
▪ Glitches in the speaker's schedule caused some delays. ; especially : a minor problem with a machine or device (such as a computer)
▪ A technical glitch caused a temporary shutdown. ▪ computer/software glitches
▪ Glitches in the speaker's schedule caused some delays. ; especially : a minor problem with a machine or device (such as a computer)
▪ A technical glitch caused a temporary shutdown. ▪ computer/software glitches
